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i Danish an ish Engineer ContributesValuable Contributes ContributesValuable ContributesValuably
Valuable Addition to Useful UsefulDiscoveries UsefulDiscoveries UsefulDiscoveries
Discoveries and Simplicity of ofInstrument ofInstrument ofInstrument
Instrument Recommends It IL
OT more thanhalf than thanhalf thanhalf
i
half a a dozen dozenyears dozenyeus dozenyears
years ago it itwas itWftS itt
was an un unhe unheard unheard
t
he heard ard of ofthing ofth ofthing
thing th ng to totransmit totransmit totransmit
transmit a aphotograph aphotograph aphotograph
photograph photographip
ip i 11 any other otherway otherway otherway
way than by mail or some someother SOlueother someother
other similar carrier With Within Within Vithin ¬
in the last few years e8r5 a amethod Itmethod amethod
method was perfected where whereby whereby whereby ¬
by the outlines of the por portrait portrait portrait ¬
trait could be sent by tele telegraph taIegraph telegraph ¬
graph and now comes comes COnl 6 the thogreatest thegreatest thegreatest
greatest achievement of all allthe allthe allthe
the transmission of a pho photograph photograph photograph ¬
tograph by wireless telegra telegraphy telegraphy telegraphy ¬
phy and all this when the thesending thesending thesending
sending of ordinary messages mes messages messages ¬
sages has hardly been per perfected perfecte perfected ¬
fected fectedThe fecte fecteThe fectedThe
The method of sending a aportrait Rportrait aportrait
portrait by wireless has but butrecently butrecently butrecently
recently been tested and pro prononnced pronouned pronounced
nonnced an unqualified suc success success suecess ¬
cess A young Danish engi engineer enginppr engineer ¬
neer is responsible for this tillscontribution thiscontribution thiscontribution
contribution to science and andall andall andall
all the details of the discov discovery discovery discovery ¬
ery and its possibilities po ibilities form forman forl11an
an interesting article in the theAugust theAugust theAugust
August number of the Tech Technical Technical Technical ¬
nical World orld Magazine It is iswritten iswritten iswritten
written by bT Cecil Bembridge Bembridgeand
and is as followsIT follows followsT
T IB II barely a doaen years yearsSignor since sinceSignor ah e eSignor
IT Signor Manconl nl trot t Uurtl startled d tMs tMsworld tne tneworld UMorld
world orld by his hi achievement of otpatchtn 4te 4tepatching iispatching
patching and receiving nteMftgee nteMftgeefrom ftMeMX ftMeMXfrom Meragecfrom
from one distant point to another anotherwithout aJtOUIMwithout anotherwithout
without any connecting wire between betwemtthe betweenthe etwedthe
the air Itself acting All a the vehicle for forthe ttNthe Mrthe
the conveyance to dot and dashes of ofthe ofthp ofthe
the Morse code But what remark remarkrablf remarkablp remarkable
able strides have been effected in IntMt IntMtflhort thatahnrt that thatshort
short space of time We have eee11railway seen seenrailway BefIIIlraURV
railway signals torpedoes and boats boatscontrolled 1MHltsIontro beatscnntrnlled
controlled Iontro lcd in their operations from a asuitable aflultablp asuitable
suitable point with as much facility facilityan facilityand
an and < i reliability as If actuated on the thespot theflpot thespot
spot by hand and explosive mines minesflred mlAesIrfd noisesfired
fired thereby adding a new terror to tothe tothp tothe
the battrfleld Now another remark remarknhle reMrkhit remarknhle
nhle hit performance Has been aeeom aeeomiMtshed aee aceomrilshM M Mlilllhfd
iMtshed one In which the Intereeta of ofcmmerce otmmprce ofommerce
cmmerce will 111 exeretee exert = 6 a farreaching farreachinginfluence lareeht lareehtnf1llpncf farreeehingr
influence r iuenc upon every phase of indus industry Iftd Iftdt i11duetry ¬
try t r from the 1 eent newspaper to the therniM ther thera
rniM r ra I i l Detection lptt > eUon of crime This Ss theIansmiaelon th tht the thet
t nsmission iiml INion by etherie agency a ettel ettelrhntr of ofphotographs ofphmcgrapha
photographs rhntr aphlJ picture of all de tMliertp tMliertpti deaertptins eri eriti
ti tins > ns n handwriting and designs deMClulJn deMClulJnport in inttcirt
port anything of an Illustrative char oharacter character ¬
acter acterThis 8 acterThis < ter terThis
This This invention which hlch ha has been beenBrought beenmight Denhrought
Brought to a stage 1Itt of commercial cofrnerdalp commercialpracticability COMmerdalpftttkabtllty
practicability p ha baa been evolved by 11 a ayoung ayounlf a aynunQ
young Danish Dan lh engineer who ha hu a1 already a1rpafl a1readc ¬
ready many epochmaking hmakln discoveries discoveriesto d coverle coverleto
to his credit Mr Hans Knudsen now nowresidert nowrsl nowresident
resident rsl rt in London The apparatus is isno Jano isno
no mere nur scientific tenti a toy to J put > ut a a concrete concreteproposition concreteproposition eo erete eretepropotiUlon
proposition capable of utilisation what whatever whatevpr whatever ¬
ever n wireless Irle s communication te I at atpresent atpreePnt atpresent
present iiiaintnirfed irrespective Irre pectlve of die distance 0118tanc dietance ¬
tance or the Individual character or orany orany orany
any system of etheric communication communicationin
in vogue o uP That is to say Y it is not notonly notonly tOtonly
only applicable to the Marconi but butcan butcan butcan
can he employed with equal reliability reliabilityand rella blilty bliltyand
and facility faclllt in conjunction with the theDe theDe theDe
De Forest Joort > 8t Poulsen Lodge or even eventhe eventhe eventhe
the amateurs a homemade wirelefs lreleM lreleM5tanat in installation Installation ¬
stallation 5tanat Ion Moreover ereover it to II extremely extremelysimple extrentelyslmpl extremelysimple
simple both b th in design and operation operationtherehv OIHHtltioftthereh operationtherehh
therehv dispensing with the necetty necettyof
of a skilled operator As a matter of offact eftact offact
fact once n s I set et t to work it require requireno requiresno equl equlno
no further attention whatever either eitherIn
In transmission tranemiarion or receiving noeetyJ rime siiHeboth JI rimeboth ke keboth
both operaUonn oPratJo are carried carliout out with withabsolute wiUaabtlolute withabsolute
absolute synchrony by automatic atetoeetiemeans automaticmeans awt t11c t11cmeans
means and can thus b be left entirely entirelyalone ettttlelralone entirelyalone
alone or at the utmost only Oftl aupervieed auper supervised aupervlsf ¬
vised vlsf < by a boy boynemonsirxtitn bO bODeIMoltstrxt boyDemanstrxtien
nemonsirxtitn n Witnessed WitnessedThrough lYHnes WftneSEctlThrou ed edThrough
Through Throu h the courtesy lOurtH of the thveft thvefttor roven Inventor roventor
tor the > writer wa wu recently recent I extended extendedevery extledpry extenladevery
every pry facility to wit witness new a demon demonstratitnand fIe demonetratitn toft toftIJtraUc
stratitnand IJtraUc n and make a complete Impec Impectfon 1Mpeetlnn hwpeclion
lion or the installation a I general enfraJldea enfraJldeaof idea ideaof We Weof
of which may be gathered the from the theBicom theaconlJSnytn theacompanying
Bicom aconlJSnytn > anying illustration As 1e S will tu be berealized bereali berealized
realized reali it has no complicated detail detailanl dttta1hsIl detailscni
anl Il ni in fact a comprise compt quite a 9Ntall 9Ntallnumber saailt saailtnnsther U Unllnher
number of integral Inte 1 part so that the thepossibility t thepusaibility e ePtlliihlUt1
possibility of sudden ucId n breaking down downis
is if > very n very r remote Both th the transmitter transmitterand
and receiver rt < 8her are mounted upon small smallhollow smallhollow It Ithullow
hollow rectangular pedestal JWdeatalaIn ahnltar ahnltarin
in appearance te the sounding lI undtn box ef ofa efa t ta
a phonorrwph and measurtna mea8u tfl only onlyfcrniA oBIyi oMyeeGtP
fcrniA i < mp tv t feet Ht square These contain containtltf coaWnt containtia
tltf t h i clockwork driving drfvtR < < neeehanicr meehan meehanisn an anIF
isn IF > her and other electrical de details detal11 details ¬
tails and connection The T e lid lids of the thebox thebJXl theboxes
box boxes carry U11 two small tables on which whichthe whichthe wh whthe
the plate are clamped and JHI which whiutPuIre wQlQ1IPa whichPage
Page Pa e Four Fourt
t
c f
=
travel synchronously in two horixonta horlsontadirections horixontadirections horflOntadlreoUon
directions longitudinally and laterally laterallyIn
In this particular installation pictures picturesup
up to five inches ilteb in length by four fourinches fourIROha fourInches
inches > in breadth can be handled handl hut hutthere hutthere butthere
there to no limit to It IUI accomplish accomplishmenu accomplishJlttmt41 accomplishmsnta
menu rince it ic t merely a matter of ofIncreasing ntincreasing If IfIncrNUJtRK
Increasing the dimensions dlmeDflkHts of the tab tahito tahie tahieto if ifto
to accommodate aceomm date the size of picture pictureto
to be dealt d aJt with As A a matter of fact factMr tartMr factMr
Mr Knudsen was engaged at the t timf timfof tamcof nv nvof
of n > y visit vl lt in If applying the finishing finishinglouche ftnl finishingtouches hlng hlngtoucbea
touches and tuning up of a larger largerplant largfrplant largerplant
plant which is designed d ned to cope with withpicture withpleturM withpictures
picture up to twelve Inches Inch in length lengthby lengthby lengthby
by ten inches Inch broad broadThere broadThere broadThere
There is one very striking point in inwhich Inhlch InWhich
which hlch this picture transmission sys system sstem eyatent ¬
tem differs from others that have re recently r reftU7 reeently ¬
cently been invested No selenium seleniumcells Hlenlumeel seleniumcells
cells eel or light in any shape or form are areemployed areemploy areemployed
employed The inclusion of these th Ke two twoauxiltarie twoIuaxillarlflja twoauxiliaries
auxiliaries not only Increase the size sizeof sizeor sizeof
of the plant but at the same me time in involvef InvoIY8 Involve
volvef + > more elaborate working parts partsdeilote partsdeUate partsdelteate
deilote In construction e and sensitive sensitivem
m working so that the possibilities possibilitiesof
of complication are appreciably ac accentuated accentuated accentuated ¬
centuated and indeed require the theservice theMlVleu theservieas
service of a highly skilled skill operator operatorThe operatorThe operatorThe
The Knudsen process Is accomplished accomplishedpurely accomplillbedpurely accomplishedpurely
purely by electrical ek rtcal and mechanical mechanicalagency mechanicalency mechanicalagency
agency ency ana tin resultant effect docs docsnot dONInot doesnot
not differ from those secured by the theselenium theselenium theselenium
selenium eelis to any considerable extent ex extent extent ¬
tent while hUe It has the distinct ad advantage advantage advantage ¬
vantage of being both simpler and andQuicker andquIcker andquicker
Quicker QuickerTo
To describe the transmitting tran mtttlng section sectionof
of the plant first Above th thtraveling the thstnveU thetraveling
traveling tnveU table oarryfag CArrY I the picture pictureto
to be dispatched stretch > > a ttn fine strip stripof stripof strlrOf
of priable steel vuitabiy uttabi supported at ateither ateither ateither
either end by adjustable screw screwThis lICtesThis screwsThis
This length of steel > > te in reality con constitute eottJiUtutea constitutes ¬
stitute a very ery strong tron < < and sensitive sensitiveapring senritivespring elUlttlvliprtng
spring the tension of which can be beadjusted beadjuRed beadjusted
adjusted easily e Uy and quickly at une end endby endby endby
by a screw > > crt Kroro roan the center of tbl tblkpring tb this thisspring II IIiiprin
spring < < depend > > an inverted steel cone conefinely c cftMly conefinely
finely balanced from the downwardpoint downward downwardpointing doyw doywpotnllng
pointing point log apex of which project a Ha Halever lilted JIktKIe liltedlever
lever Ie carrying a very line steel potort potortwhich poIftthich otnt otntwhich
which hich travel over the surface of the thepicture thepleturt thepicture
picture c tt tte te traveling tnhlf tit hi Above
the baste ba e ui m 11 tiei to c coiir t lit and 11 Seta separated Iie Iiel Setarated ¬
rated l ed therefrom by a space no greater greaterthan greaterthan ter tertmu
than the thickness of a piece of paper paperte
te J an electrteal el electri rlb11 al contact Now owing owingto
to the cone and its needle being de depended depended depended ¬
pended from the steel spring prtn it is al always allays aiways ¬
ways vibrating vlbraU g but not sufficiently 88 88to seto e eto
to strike the electrical elec 1 contact oont et above aboveThl abo4ITh aboveThis
This la only accomplished when hen the theneedle theneed theneedle
needle need in passing < < over a raised portion portionof
of the picture which Us specially pre prepared prepared prepared ¬
pared for the purpose purpo e is 1 lifted to an anaTHMeciable IU IUaIMedable anay
ay aTHMeciable ieciable extent Then the contact contactt centactlun
t is funned lun d the electric el trtcal connection i iestablished te is isestahtshed
established e = and the impulse pul e pasting pastingthrough paS4llftgthfOUh passingthrough
through the ta colt and the three thr spark sparkballs sparkballs
balls 11 shown at the back af the Instru Instrument ln instrument tru truMeal ¬
ment to the lI aerial andIe and te dispatched on onIt enits A AIt
It its y paag ssge through thr u < < h the air airThe allThe airThe
The receiving Instrument differs differsonly dill differscey
only < < 17 in It its especial e peclat detail from the thetranamlUer thetrapIU thetransmitter
transmitter of which hlch otherwise otberwt e it is isa Isa isa
a duplicate In I + t general deign There Thereis Therl
is l J the table carrying the plate Pl t8 upon uponwhich tfiWtfthleh uponwhich
which hleh th the picture is i to he recorded recordedand reeofflefiaad recordedaztd
and which hleh move to and fro and for forward torwaI forward ¬
ward waI in sympathy path with itb the table of ofthe ofth ofthe
the th transmitter The arriving rtvlnr esetrkl ese electrical elHtrlcttt ¬
trical impulse paase into I IAt a very 7 seaMtive seaM sensitive st stUve ¬
tive relay to which I is attached a deli delicate delteate delicate ¬
cate needle n liich normally swings swingabove swingsabove swingsabove
above the plate platetMMath beneath The receipt receiptof
of Ute Impulse depresses this needle needleupon nefldleupon neddien
upon n the plate so that it its point pierces wtorcethe plereMtfte piercesthe
the film with which it 1 is coated leap leaping IV IVIft ieavtag ¬
ing Ift a aver very diminutive fepaoe of clear cleargla ctrIa deerglass
gla glass Ia
Me Merictnro It ItlJicturo I IPicture
Picture Specially P Prepared PreparedThe Pr2UlrodThe pxrod pxrodThe
The qjitur WtUH t tur to b Mo transmuted ha haflrt has IuUIllrat hasfirst
first of 1 all i to be specially prepared + forthe for forthe forthe
the Instrument and thl this preliminary preifminaryoperation prelinl prelinloperll1ttcm preliminaryoperdtlcn
operation COINItituLes con Ututea in reality the themoet tMHlotte themost
moet vital part of the whole wholeW p prece precesince ece v vKtace
since W thereon tbe depends IIepe da the lb success JIUCe of ofthe orUN ofthe
the illutrtion received at the t other otherend oturend otherend
end The portrait which i ms a positive positiveprim poEtl poEtliHlnt positivehint
prim hint picture autograph au a h handwriting handwritingwash bandTltlnwash handwritingwash
wash drawlnir draWLl t pencil pe etl sketch k tch or what whatnot wha what whatlint
not t l Is pfd p through thntUht a guvaa glansscreen guvaascreen
screen Lis I j ja ruled with a number numberof
0 of line s spder I i idetr det like Ilk Une fcvcnkglng tveragiagabout fcvcnkglngabout a aaaout
about fifty 11ft to the tlnch inch but extending extendingonly exteradblonb extendingmtty < <
only ht a mtsdght Mht t U uTtPIa ia acppp cvov the thelgte tn tn4U
lgte This lolradie t M t the preeen as 8 8tter aattar
4U attar tter r sf faet Is closely sety afclhyte ain t9 the tileI ther theJ
r
J < 4
I A 7
G81f eAl YGJY a or 117776R R CgVGe
u it iaiftone block MUCH sucuas MUCHa UCIl UCIll1lu8tnlltc
as a Illustrate thin thl article but with withthtc withthhl withthis
this salient lIent tlnctionthe dl8tiuctk dl > nthe lines only onlyrun onlyrun onlyrun
run In one rightangled direction The Theresult Ther Theresult
result r 8ult Is that the th negative thu thus pre prepared prepared prepared ¬
pared ha has the Illustration brolc broken n up upinto upInto upinto
into a natober J r of fine dots extending extendingIn e > dfndln dfndlnIn < <
In straight ltnt lines but so closely to together tepthff together ¬
gether a lUll to make almost al tOt a continuous continuousHne conthlUOMHn
tine Hn the density of which varies according ac according aconrctn ¬
cording nrctn to the gradations of the toneFrom tone tOOftProm tonesFrom
From this thl negative a positive pla place e or ortransparency ortranparenC ortransparency
transparency tranparenC as a it iscalled IS l c called JlIMI in photoSraaitie photo photocrwphir rhotormIC =
crwphir rmIC circles te s then prepared the thefjlm theIm theQim
fjlm Im used being Inft collodion ro lied Ion Herein H Hetn the thedot th thdot thetot
dot effect Is I still retained but the themrface thelllUraCe thesurface
mrface of the thefttm film te rouch ro b due to the theprojection tbeprojection theprojection
projection of the dots do the the extent of ofthis ort ofthin
this t hili protrusion varying va lnJf according to towhether tobethfr towhether
whether the dots represent rep nt dark or orgraded ordetl orgraderd
graded detl portion of the nri original anal photo pbotoaraph photoraph photorapb
araph The former through not being beingaffected beingftwtH beingaffected
affected by th Uw actinic ray ef light n ht re remain ren remain ¬
main n Insoluble ulu un under er development developmentI
I hat t I is to say the film i III thickest at attbowe IltthMf atthose
those parts rt On the tf other hand the thetightest thetrhtO thetightest
tightest trhtO and clenrest > ortlon teeing iHJlnjraoiuhie Itctniohtbl teeingsoluble
soluble ohtbl have horn h 1I unite ruit eaten I away awayby awayb awayby
by b the t cbemPiil solution leaving I vln the thegtnoo lheIdA thegiagq
gtnoo IdA almost alm 8t transparent and without withoutany wboutftn withoutsoy
any ftn dot Iota while hoe cor corresponding respond ing to totfce tot tothe
the t p shaded 4Id or tone ten uortionK rUon are of ofvtrvirg orh ofv
vtrvirg v + height h trhIl Again while in the thedense thenllP thedense
dense nllP part of the positive the he > dots dotsare dotsalf dotsare
are assembled mbled very closely together togetherth fther fthertbjlEradaUoft
th tbjlEradaUoft the gradation cress res r h hive ve them wider widerapart widerrt widerapart
apart rt At the UI lAme time hew httwdver httwdverthe vr vrthe r rhe
the he outline of 0 the > flsrutv ftcu IK II made very verytlnct verylftCt verythstinct
thstinct tlnct being rt Itp represented prs e ted In a con conthmous C centimooue ft ftthluour
thmous line of n dots The fOtenRnd xiteiK stnteneend > e eand
and fermatrbn fermtlt > n of thes5 thetl dots upon ltOn the theHtm the81m thefilm
film surface r can < tn he quite clearly 1tArl ft ft8etwd ah ahseerved J Jserved >
served by b tamwlng r ftanln the t hr 7 plate > lftt aaa aaaalthough 111althous aulalthough
although their extent of projeotlen pM Un UnMT te terery itivery
very MT slight they can be 4iating dltin tllItllWJ11rit uHiheil uHiheilby flehadby d dh
by h passing ln8 the Anger ft over th thr urtare nurtaeeThe urtareThe UftaNTIM
The dot positive pcN t Ive thus th produc > d it is itsset 115He iset
He set et on one side to dr drr and Ad to allow allowthe showthe IoW IoWthe
the film to become thoroughly hero hwrtened httrttened herocited
ened This preliminary preparation phrtar t th + p 1sin Is Isin IsIII
in faet the longest Io In 1ft the whole hele proce6i proc pIfean4 ptneess
e6i ess and too much car ea care and 4 ttenee atieneeeaanOL ntene ntenecannot tteneeealUtCt
cannot b be evinced as the aNde miix e of ofie ofl ettte
ie l reproduction at the hI jecwiving 1 1r1 end endHnrnds Pndprnd8 endiflwnda
iflwnda Hnrnds entirely U b upots ii tilt > r urrfe preIoji preIojiof rdlon rdlon1Ie < rion rionof
of toe he nmMttictbur rtltlt plate Mormaltv tormaityalt rmauv rmauvaft
aft hour Ipiqta bctoe o a t tE a iii ate c can
K c attached to its traveling table the theg thegreater
g greater mter t r part of which hleh time however howevertlfJnUrely howeveri
1 entirely occupied by the drying or orthe orthe orthe
the film ftl since unless this is thorough thoroughly ¬
ly 0 effected the diamond ground steal stealpoint stelpoint steelpoint
point of the transmitting needle will wHltear alittear willtear
tear the Aim The Inventor ha has re ret reed
t i Ported ed to several artifices for the purl puApo purlpo pur purpose
po pose of expedltlna the dr dr1n drying ng of o the thefllPA theftlP1 theAlrl
fllPA but with only onl moderate success successjlnff 8UCCeSInt successInce
jlnff Int such uch methods are only super superflclal super1It11 superticial
flclal in their effect elf t leaving the sur surface surra surface ¬
face ra adhering to the glass p11L still soft softand sortAM softand
and elastic e1a ttc Recently however he heha heh hehas
ha h has succeeded in evolving a new rw proc process rroeeu proeess ¬
ess whereby tie tb t e positive for the trans transmitter transanltter twansmitter ¬
mitter can beprepared be 1K4Qred in a a few min mmnates minute m1nut ¬
ute ut ates
ii iirlaced J
1Iaccd on Traveling Table TableThe TahleThe TableThe
The picture plate ready it IB I laid teWon laidOft laidon
on ItS traveling travlI table and firmly flrmlyclapped ftrmlyc firmlyclasped
clapped c thereto to obviate any an ten tendency tendency tendency ¬
dency to move during dUrtR transmission transmissionThe tran mlHton mlHtonnIe
The intrument Is then electrically con connected conneeted connected ¬
nected to the terminals of the Morakey Mora tiercekey Jor Jorey
key ey used u for dieatchng dltc tng message messagee m messagesu abet abettie
tie e that now no the electric signals or im impule Impltl impuhreslscharged
pule pltl puhreslscharged itecharged t harged into the air instead InsteaUof
of representing dot dots and dashes corre correitpondin correpondinC corresponding
itpondin to word comprises uniform uniformdot unltornlclota uniformdots
dot dots The clock driving drlln me meehanlsm anlsm if ifwound 111 111M
wound M up to 0 drive the table and a apreliminary 8tnary aMary
preliminary Mary signal l nal I Hashed to the re receiving rtcrivtng receiving ¬
ceiving en end < i to announce readiness to totnuutmlt tuUIUUIR1lt totransmit
transmit Upon l pon thi this the operator at atthe atthe atthe
the latter station places a glass gla plate platerovtred plateromed platecovered
covered with a film film of lamp black blackupon blAekupon blackupon
upon the receiving traveling tra veil table tabtewind tablewi tablewinds
wind wi trp the clock and sets the plate plateIn p ttt >
In 1 the lh > correct peeiilon pe ttlon When al all is isready 18rea meready
rea ready < < ly th thtl transmitter move his htetable hl8ta histable
table ta bJe and plate along alon until the theneedle tbeneedle theneedle
needle I Is Immediately above the theftrsrline lbetlIbe theHrsVllne
ftrsrline HrsVllne tlIbe of dote and releases JeI Mte5 tnt tntWitch tma totawltch
Witch a tch contfoHinf tt HI th the driving drtvl M IIWCh IIWChI inechanietu ett ettanttm
anttm I m He has ha nothing notl ll more e to do donow doaow dopow
now until the needle ne dt has haspaniu p takU ftbu vtfr vtfrtbela8tdOt uverthe v r rthe
the tbela8tdOt hurt dot at the opposite ppo Jte extr eXUVtU extrmitty extrmittyl iuty iutyf tl tlf
l of f the plate plateTit paateTilt plateTitN
Tit Tilt > transmission of the picture Is a atasctaattn Ataat1naU ataascinatinR
tasctaattn epeetacie fj ectftcle It is d dariled dariledout arliedout 1 1out
out rapidly but purely The needle uettifevibrating D Di needlevibrating
vibrating i ratin so o rapidly ntpld under the tension tenelonof
of the he sterl 5t 1 spring na a amm almost t to air airpear af afptar i iP
P pear > ar pmcticcJly raeUlly tMUoMxy barely
nu oiwhes hes the Aim 1m It travels t lf > I up the therat theNt theFit
rat line of dot tote As the outline of ofle ofI
I le e picture la approached a the fri aret rc > c dot dotom dotfO dotmoms
moms fO < > om in it its path It strike trtk the edge edgf edpt
f it t but the needle being belD < < too rigidly rigidlyxed rta1dtyxtd rigidiyxtd
xtd to swing sWlr round it It Is lifted liftednttl Utt4dAtll liftedntil
nttl It reaches the top of the be oi oirucdng ObIructJng outructing
< rucdng > dot when wb the flat at end of the theverted tlwfrted theaverted
averted cone to which blek it 1 is attached attachedTikes attachedTikes
Tikes 1 rlk the t he electric contact a owe auutSht sourshe oweh
h ht re r is a sharp click notifying the theCompletion tbefmpletto theompletto
Completion = s of the electrical circuit ac acompMnied aeompltnled acompsnied
ompMnied by a l Laid ud crack announe announeng
ng the dispatch of that dot Impute Imputeito impulsetto
ito 10 the illimitable etheron ether nn its wsy wsyu WM WMthe WHoto >
< to > the receiving station As the lb dots dotsare dotsre dotsere
are re of uniform ulCo dimensions aggrugstlog aggregat aggregating aggc KU KUlug ¬
lug some Zit to the square Inch the theContacts Utentacts thentaets
Contacts ntacts are short and sharp and of oftiual of4U11 ofdual
dual duration The needle after drop dropping droptnK droping ¬
ping tnK over the side of the dot fails into intothe Intothe intotii
the tii hollow dividing It from its It neigh neighixtr MIghlour netghlor
lour thereby releasing rele slng contact and andpenlng andpt andpeniag
penlng pt > n1ng the circuit Another dot has baabe hasI
> < o > be negotiated and the same opera operai operajm operainn
i jm n Is repeated re eated The needle i Ie travel traveling trav travine traveling ¬
ing over a dense part of the picturewhere picture picturewhere I6etur I6eturwhere
where the dots doUolluw follow so quickly as to tomake tomake tostake
make almost a continuous line and andthe aJldthe andthe
the succession of click and snarl snarjcracks 8nuIcracks snarlcracks
cracks of the eonttictg OOftt ets follow so in ineoBeantlv IncOHnUv Incoseantly
eoBeantlv as to make almost a wuti wutitinuou utiliUnuouM wutinuous
tinuou roll but each dot Is completely completelyisolated completeli completelyisolated
isolated i from its neighbor Presently Presentlythe Pre enUy enUythe
the clicks slacken and become more JDOrIilIftCr84tueRtftnaJly moreInfrequent moreinfrequent
infrequent IftCr84tueRtftnaJly finally ceasing altogether altogetherThe altolethThe altogetherThe
The needle is passing over a clear clearstretch cearstrtch clearstretch
stretch of glass where no dot dots exivt exivtthis exltthla oxietthis
this part of the film having been b ett uestroysd u uMtoyed uu uuil
Mtoyed il < yed by y dissolution In the develop developer ¬
er Again a succession succ9f lon of clicks arc archeard 8J1heard areheard
heard inlt spasmodic and with ah a long longer HngIr tongor ¬
er Ir Interval between reports The needle nee BBBdle needle
dle Is transmitting the halftone halftonegradation halftonegntdaUon8 halftonegradations
gradation the dots of which are not notclose notclGse notclose
close together being broken uv u or orseparated orseparnted orseparated
separated by b diminutive white spaces spacesbetween spacesbetwn spacesbetween
between Anothor silent interval and andthen andthen andthen
then cornea another rapid raptdloll roll of clicksincreasing clicks clicksincreasing clickslncrMstn
increasing In intensity and nnally nnallyeentng nmdl nmdleenalng nnallyceasing
ceasing altogether The needle had hastraversed hutraver hadtraversed
traversed traver ed the first line and HI the tuoit tuoitcomes LUDitC4mes tuottcomes
comes to a stop the traveling mechan mechanism mechan8fIt mechansra ¬
ism 8fIt being tightly clutched by an elec etcctromnagnettc electromagnetic elctroaneUc ¬
tromagnetic brkke brl ke Automatically the thetraveling thetraveng thetraveling
traveling table moyes forward a space spacelike spacelike spacelike
like the carriage of a typewriter until un until until ¬
til the second ontl line is brought into thetrack the thetrack thetrack
track of r the needle There Is a sharp sharpcrack sharprack sharpcrack
crack < It is Independent Ind pendent but Us pta purlos 1w1N4I ptaIosds
los is of great Import It has moved movedthe movedtile movedthe
the traveling carriage cArrla < < e of the receiver receiverforward rec receiverforward lver lverforward
forward a corresponding distance distancerwily distancerady distancereedy
reedy for receiving the second line linethis linethts linethis
this operation being effected through througha
a special spee eoherer Silence one uorc uurtfor uorctor ur urfor
for a moment and then the needle Is Isagain Jsagain isagain
again swinging wlllgln across th the plate along alongthe alongthe alongthe
the second ncl line of dots repeating the thesame theme theseine
same me succession of Impulses as u itcomes ucomes ucomes
comes into contact with Ith them In its Uspath itspath itspath
path until the second line Is complet completed e mplet mpletiL ¬
ed iL Another AR tber momentary stop top The Thsplates Th ThtatN Thehates
plates > hates move longitudinally 10n ltudlnally forwara forwaranotber forwarnsoother < 1 1antber
soother spate pa < e o the next line the ayn aynhroniztng 8 synhrealzing n nitr
hroniztng itr lzIS signal sl < < nal is I flashed to the re rerti r rh1g rerehing
rehing rti h1g g stationandthe 8tatlonand the next line rov rovv cavthe ov oved
v ed d the cycle of dperatlon I eratlou being w wrV H11otr e ef1
rV f1 > 4 until the end of the plate platereached I Ireaehed it itreached
reached reachedAt reaehedAt
tR ii iiAt
At the Ilecoiring n cohing StatloJIAt Station Stationthing
At tberc the rtc lvtftlf staatlen the tb
ern IJ 11 11cle r rde
cle is II t1tUy alNorbl
absoriafpg
s but u uthinS athing
thing more re weird and impressive reh rehThe
The oytrator 1 i ls prrparing nren rlng his kJsmaaltlh maohiu
X H WAS w ASH HINGTON 1 N G T ON TIMES TI M E S MAGAZINE 11 MAGAZINE4j A G A Z I N E
4j L
11 r tlit 11 receipt r < > celpt of the prtim prtimlampblack p1durtlapbIIlek p4turriampblack
lampblack coated glass 1 I 18 CIKU CIKUto CIltIUj CIltIUjto ctaato
to Its table and Ad in the correct p pUon pUOIL pun punLion
Lion The little needle hanging fr lTftbe fra frathe i ithe
the relay enclosed In its small ui JdH JdHtwrx ieetbox t tbox <
box attached alLach to a cross cr bar above tti ttitraveling tHtnvetlr ti titraveilrg
traveling tnvetlr < < marriage n1aSQ looks like a slendleg slend slendfIf slendeleg
leg fIf with it its foot ttlmottt t touching tWs t tttlai tol
ttlai of the u Hate late The TIt U rriijfl > ns e mon movePuddealy mo moSuddenly monPuddeaJy <
Suddenly Len trre to a alight report T Tneedle Tz Tzneedle c cneedle
needle dtp and plnngee ptuugesnto Into the at atJT atJTe n nic nie
ic e coating on the plat It SV S swu swuelse UA UAdear lI lIcJear
dear and t u a It withdraw a plnhoi plnhoii pink pinkis lnh lnhIta
i Ita left In the film 1m Instantly the thenoth f fdt tanother
another noth r dig dt < < into to the lamp bla blaAnotber binAnother > K KAnother
Y Yand
Another pinhole fallowed by y auotnc auotncMd kuvtlHlaaetJMr
and Md another The row of dots dotsdistinctly dotsdlstiDctly dotsdistinctly
distinctly visible but the division bt bttween h Utween htween
tween each is i M aligiit sJ slg lt t that it seen seenas 8 > 11 11as a r ras
as if the needle te drawing a tine 1i 1iacrees 1iwoes i iacrees
acrees the piato to The n needle e lle becom beconvquisscent becomquleeee becomquiescent
quisscent t A clear stretch of lan lanbteck Jaaut Jaautbill la lablack
black bill corresponding to the clear ar arof nrof s sof
of the positive ro tte Is left then comes comesaeries compses comesseries
aeries es of intermittent plunges here an anthere anthere anthere
there as s It the needle had suddenly suddenlycq < Icqme e > j jegme
cq cqme ae erratic errat Another ADothercleer clear space > i 1i 1ilowed tlowed < > i ilowed
lowed by more hurried plunging a a1 a1lriekiAg I Ipricking t tpricking
pricking and alN then the carriage st sto stoThe stuns stunsThe n nThe >
The end of the line is gained gainedThttH gainedThus alned alnedTItIlH
Thus the operation continues its ts ruiwith run runwith ru I Iwith
with monotonous MOft tonoU8 regularity TJ TJmachine T Tmachine Tie Tiemachlne >
machine completes it Ju task govern governfrom governfro wi wifront
from fro a distance dlltaD e of hundreds huodr qs or mayhthousands maytu maytuthousands maytHthouads
thousands of miles The operator operatorcarefully optrat r rcarefuUy rcarefully
carefully withdraws the picture fr frnll frnllthe ire m mthe it ittfc >
the tfc carr carriage e It is a negative of ti tintcture t tpicture i iJleture
picture placed In the transmitter traD8 ttUer Hi Hiplaces H HpIaee lipieces
places it in tjn the ordinary photograph i inrintia II IIlM11IttA > a aprinting
nrintia printing frame u utd > d within a few min minute minutes minutee ¬
t tper
ute secures a jxt proof woof of OR sensitized p pper Pper tI I
per of the Illustration by the convei conveiUonal confolttJonal conveutionat
Uonal contact printing printingThe prlntinThe printingThe
The realization of this thi invention inventionopens inventiotopens I Iope
opens ope up new and vast possibilities possibilitiesnet j jt
net t only in connection eonnct1 with newspa newspapers neW8pRpers newslatpore
pers but other branches of Industry IndustryIhce Industr Industralbee Industryslbce
Ihce it te equally applicable to the OIKtransmission U UtraBStftkskm thetransmisslon
transmission of handwriting and d drtgns dt dt11I1 designs
signs 11I1 In the service of the detection detectionof
of crime it will m be bot of farreaching ef effect r r rfeet ffeet ¬
feet
POKER AND A D BRIDGE BRIDGEKnloker BRIDGEKnlokerur BRIDGEKnlekerI
Knloker Knlokerur I was sitting up with a a M v t n ntek f rtook j jk
took tek k friend last ast night I tell you youMrs youMrs ou ours
Mrs rs Knloker KnlokeruYes Yesj Yes I sat up withis wit witils witIs
his ils sick wife all this afternoon afternoonHa afternoonHapers Ha Haers Hapers
pers > ers Bazar
August Id I 1903