The daily morning Alaskan., 1901-05-30

.heory. but he had done little to- war developing any of his discover ic,. Now suddenly his name became known Co millions; savants and elec' ,ricians 1ocked Co his house and he is being hailed as the scientific prodigy oi the day who will yet beat Edison and Tesla at their own game.
 At NJ Dussard's house the visitor can have the whole system explained Co him by the inventor himself The young savant invites you Co press any one of the electric buttons arranged m frame on the wall of his study ;' pressing the button the visitor has
 -.abliShed connection between the
 'y and some other apartment of
 he house and until this connection is voluntarily broken every sound m the room is heard distinctly in the study The experiment gives one a shiver the first time he makes it; it would he awkward Co live in such a house where lt any moment any word said may be overheard hy an invisible person in thc cellar or attic
 The disquictinc result has been achieved by che combination of a microphone. which catches and records the slightest sound even at a consider able distance. and telephone Co which thc impression is transmitted autom2t- icallv and irstautaneouSly Co Ice by it repeated distinctly and loudly SO that it ie heard a'l over thc room in which the circuit making button i, pressed Not only can it hc heard an over the room but thc person using it can speak through it wherever he may happen Co bc-hc has no need to hold the tubes Once thc connection is made he can speak iccly moving about the place or sitting smoking m his arm chair; hc3--
 ing everything that Is Said at the Jhcr end oi che 'uc and making rcpl, y,h 'hc same liberty oi movement as q he had his fellow convcrS1tioua'',t in ii, office with him The principle which enables thc t1lkcr Go dispense. with thc tubes Is. oi course. very sim i'Jr to that oi Narconi' wireless "l's rlphy The silent ucorrun' D'c iu-I u'Hb'c spy Is already being enlisted iu police wory O.or other Durppic> ihJn 10 Wa, being put to by che Lyons mag i,trltcl and it w,l soon hc anprl alS,. ,o che less sensational purpose oi mak m. operas and plays, sermons and other public di,courscs accessible Co. lu audience scattered far and wide as Hc'lamy phophc,icd
 rh, iugcuius combination which N. Du,,lrl has effected Is that oi thc loud talking telephone with che phoupgraph attachment As che talk goes ou, ,ay between New York and Chicago every word said m conversation by cithcr party |, recorded for an timc .u thc phonograph attachment oi each Both che Chicago man and thc New York man have complete rccorl 'i| che entire ta'k con both >idc, The nhonoer3nh hJ, recorded what ,hc New York man has sand 90, he >tr"llcd about his office talking and what ;bc loud talking telephone brought from Chicago Business men win at oucS appreciate thc value oi thi, 'ugcniu, combination which makes 90 telephone '5'S just a~ formal just as binding auj just a, prolucablc m evidence a~ Jhr usual letter "coufrm'ug our couvcr,l- uon There is one inconvenience The 'oul talking telephone doc,rt ric< r, hearers. it will often hc 'udis erect
 Some or VI. DussarI, inventions along other lines are 7, remarkable though not as far reaching iu their effect, upon every day l.c 3> thc loud talking telephone One oi those just r.......tt ..,,t O. .i.. ,f.., .uttUEtdru i'l tfc blind. 10 has been spoken oi a, 30 mean, of making thc blind sec I'm, i. of course. highly mctlphoric1.
 ,at.mcrt oi thc truth Nha, it really doe, do !, to give thc blind a pcrccp- ,-an 1l motion exterior Go themselves enabling thcm Co realize by their cN- tr7.rlmary refined and delicate sense u- touch those impressions oi move meut m natural thing, which we rc- cciye through sight
 The mechanism through which th', effect |, produced i, exceedingly .lm' ,',. SO simple that one cannot but wonder chat che c.ncmato-raph i"r Che blind has not long since been an c>- fab',.hcI institution There Is. Co re- Ju-c che machine to i,, clcmcni- a circular plate of metal which !, set in