, 1879-02-01

made by artificial means. / concentrated the |
electricity from n thirteen horsepower machine |
into the space OF half al inch by inrlostnH
carbon points In q block Of lfmc. Pieces ct
Iridium, onc of tho hardest metals to melt.
dropped into the flame, volstillzc1 Immediately
with an explosion. A small screw-dstver passed
acruss the Aamc would be cut in two. the part
touched by the heat melting instantly. Even
parts Of ll,c lime crurlble fused under tile In.
tense heat, Md the ltuht from 1t was SO RarinR
that It painfully as1cctct1 my cyes.h
The Professor then went On to describe tile de-
tails OF the experiment which he was conducting
In connection with h,a trial Of the electric light.
'lIlc latter, he sai1, was an assured succtss; 1t
only required time to comprte It. He then
quoted from morning paper the following re-
marks Of Mr.. Samuel carter, Vice-Psessdcnt Of
the Now York GasRht Company:
"ff there was anything In tho discoveries he
{Edison} has profcsscd 10 have mndet don't you
think that they would hare been put to practical
use long ago; that the streets would be lighted
by electricity already II he could do what he
prctendedi" .... .-.....
''Just think Of such thing" said MI. Edi-
| son. "The idea that man can go 10 york and
invent whole new system, ovcrturntug an cs-
tablkscA busfntss, especially such complicated
system, ~ electric lighting. all Within lew
| rnnnths."
! The Professor ton searched among bis books
and brought out twenty-five large auarto.pa1n-
Ing. "No~, Just see.'' lie said, 'twcntv-iiyo
volumes Oh lAt ono thing alone, md ttnt most
" mechanical The electric light ts much moro
complicated! an .e1a,res =, knowledge q ino
light, electricity, magnetism, engineering, me-
cl.al,fcs, chemistry, IN fact Of all lie scicnces,-
except hotany," he ndtlcsl, laughing.
''lt Is very different to make q practical sys-
tenn mud to lntroduce It. few experiments fn
systcu, long befosc it gould be
sSsss pps o md ss i'll: nsi eosi osp In ei IT,
close It ,.;,, heat 1t an light the gas That comes
out Of tho steni: but Tint IS nut introducing
rns-lEehting. III bc. !!lat II It. were discovered
to-.nurrow IN New York tlut 2na could be made
cut OF eoa 1t would DO Mt least dvc years before
the sysscul would bc In general use:
~ want to .sy. slso. lat .i .lIcro , s H. no NOR moro
koT candle t,an therc i lotwesn the moon nn'l
li,c sun. The Jabloe!lkon tight would DO too
bright fW ordinary pnrposes. Ny idea ts to
make thc light ubout .iftcen-eande powcr--t1at
Is. nbDut the satno fntcnatty ns bright gaaf!ght.
Il will be w'tcr, a,.d will show everything In
It's natura! color. Tho trouble about the delay
Is. that lahoratory'expcrI1ncnts. although they
TO-, To- one % familiar Wild such thlnGs yct iiiey re-.
nulrc careful study before helnQ introduced Into
general uac. l,nvD introduced severa1 systems
. to thu public already, nnd know what am
Ar. zollIeofFsr, Of the Metropolitan Com
ucr!nlerta. null wo do not ilnd that he has done
+. .n We sssstst esn
awAfc it'at NJ zoI'ieoi!es ,1aa anS o. his agcnt9
J IN mY laboratory ten Charics Noome says
~ nut cuo1pishssnu ~ wv ttna @ pnnson! ~ c.sI
Rootlc knows. hAyc cosnprthcndcd tt enough
: tb lntroUer futo this country more tclegraphic
Instruments than any oilscr tua.,. and there are
&t~ -,$sx tzs
o. y r as satne tnp ohu i
guat3ruplex system, Of which tllo Western Un!of
. lclesrAt,h company are nssnG nlofc @ tann u.
sets' a,nl %htcn ,!ie reesasn. . ~ " NJ iast Fepos
s'r',et!oo: i son't naiso partlsis i d!!s5 ,!i
onrc "laat the Gas pcop!e tay pre- VI rnt'. Iha'
won't 1sMn M f,lo lime aong Or retata Y. II u "; i
~ " y "lll NC, Nu y IL ID hoe 10 oe VIC VII
\ KNOW Inc reason WHY. ,.,.,,
T. "!layn you anY t'oun1 pa INC aaolect'' ASKED
= tlm writer.
~Not a. sl'atss. . ans%erGa !es Mr. Ellison aa
eiples. There Is no,hinz In u tat calls fer any
i'iG very sxtraor,,n.fy ~ ~, or io,prast!raoe:
y cry aeui''st mr. dtscoverie, nay hrp song leo
:, tc to ullloal tle!r 20. stocks. would llke 7!
know hgw @ eas oc., wit'. fargo amount @ @t atocl
II could give un unnTe1u.!ite'l opinion. The eiee
!. :. economical thas gaa. nat to make y p.rtee
.lcn"rlst ration Of It rc1uircs that certain ruqu
~ hlte machines sllotlld % detefnlhed tpot't DC
!; cns.ss II We 'lo not start with ti,c right kind Q
); niucl.tncs 1t wuuld cost great deal of money
l: mike Dslleta."
~ How long will II tako to perfect the light
prnfess0sF
T. "Just "a soon as decide unon The form Q
III generators aifl LAMPS" he asswrrcI, 81 sha
:. t'nkc Us many a. my engine Will run; but unit
1t ,avo lamp tut IL satisfactory to myself, a,l
VT whlcn KNOW will provo practicable tn thu hun,!
~ ut tho public, smll MT 'nuke at' exhibition
IL We will hare lIrsu within u yenr, hut tat
y mt aay t,at It will be In genera! Use BY tin
ru time"
1t TO what extent has tho division OF the clr'
ID tttc current bccn accomplished" asked I'll
writer.
10 "NclI, OFT ono circuit, with slxtccn-horl
III power, l hau 4tS lamps Of irnn wire curIr
6, sp'rally hcatrd rod hui, These lamps Wei
:. ,Iaat cui b. % brought . 10 red hcat upon o.
" rifctlt. Au experiment with platinum wou
In lnyo been nillch moro costly, ihcsgfor1 / ii
nt nut use II. It.a size Ut tlnse lamps was sus
1t that. when one was lnas1o Ut platinum
X ir.tli1ln. It would give o Ifuht eGual