, 1880-11-29
ELECTRIC LAMPS.

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for S7.oO.
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ELECTRIC LAMPS.
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1nn Na'mro OF ING New 1nenndcaccnt
L!Kht-1ntercat shown lii II by sclen-
ttnc HIch-Po1nts in Which II DlNura
from Other lights.
Prof. Henry Morton, OF the Stevens Insti.
tutc. Uubokcn rrntl n n,nor ot ,ha rn"a.a. n"s.lt
,,aatf.,,s ~ 49,, ,s'tu papct "e l,o 1ecehL
% Scie"ces ~ m Wy IN Haaao'al ,,'aa Academy OF
fornls OF electric la1nps oneratInr In
Incantescencc in wilcl, Ia h ,-o"" H. -" ~
suits Of number OF experiments nu mofo 'v ,yith H.
tno new Maxim lamp. THESE results were
unexpected by these members Of tho Acatlc-
my who arc specially Interested In elcctrio
lights. Prof. Wulcott Gibbs, Of Cambridge
expressed M us astonisilment without reserve,
alla salQ tllut no nl'e hn1 dreamed that tho
light OF incandeseence could compete with
tic Light Of the arc. Prof. George i. llarkor.
tnta-aet T., IT,, .,, Ny nas aHen nm aettvo
asoiGSI III uto suDject from tie beginning OF
staic,a"nsa sos ny 1sSSg experiments s saia tiat tho
year Of srcat pr.rsss sa IL arr eel1ty iit hfksa
,,ats mmo Raper @ oy @ rr9l. Norton antl tho c9,l
m.ed.s !. ealleA tortll ,ayo attracted public
m,ni, ~ ~ ~ ", sli degrees to tue electric
sas's tSt a4s Ss SfeS fSs IT, Su%e1s n r. tf "
e'1 HroaI,.y, "I'y n, Hsit tho EaMtn5l9 building
~, ~ nEuaawny n exnsnliie THO lights there.
iars,o ~ otscGt ~ i,, @ y lis!cH by nnn or two
oae1 f1 VI %n % ,hl II aSo s c0s aov
M,sa ,,!o, Mrs !. VI LII nnt1ro tilnt they no
Me1Inct altetsot. INC novelty Is tho
int n ,vhieI, @c,,, % ss,t 10 argor t!iuli gus
nIf mir,, t., ta saSay s ato xept burning tAy
i,nnIsa!aiv inierfant'19 sals neGoslt Company Thu
tia iinny,, rIs',iatl y IuW leah!tlE'foom Of
ln',,s arrnncn - ta ~ " NUMBER Oh these
piacen' apo'1 the wallsatt some arc clustered
eyes Of rea;isrs tho hsiii"ucv ~ ~ ~ 9 aGzI9 the
n in rn,ita II afe, thaf a lt u therefore only
fa srcngt TIo i l!sut aekers S''ss ssawbaf w,, is
net tIH dgfsct f. Is T. proaRy due to spuio III
1,yIs yLItees'oI III tto tel'n!asor, which con-
g tho @ electr|e cnrre,i ches Te aHn4in. tImlSl,
t. ot ,otsS 1t ~ afhke hs; ~ ind 1e must look wes
fcct stSa,fi.sSs IT, sU 'ia' ~ @ .e 1are 70 secure per-
iSgt iry,vIsn 5,!esS u ~ ~ aot srued US seri9s
sr.nt Wn ssc,.ritv tG NV v'11a 1"seeht ~ ~ lnmp THO
Ef,osage, ,sMaats alla t,e roon!s incAtttng tho
n.ISes n'a m.a'S Are furnished with tho
,vit t9a !S ~ ae Iargnr areas arc llghtet!
ian,ns s,u ,unEe ~ ~ Mio Lno lncanttescont
Ient IS 1ufniSlieA from II single Maxim
ANY, ,1 ,i1se1MlnE its p#cr 1rnin tho
chiun Il ~ ~ E91ku,e ',1V n!iH1tE Ihis NH
ter!lles H. H. ffrce OF tho elcetrte e,lrrcl.t r.
situ!te'l. ille lamps are so constructed that
1y G W is H. o or on ~ %ii rs Fas Is
HILL ti.os,svs Wit lug rar rTaraMlge u y, tat to anps
Wnsl ing !at,!ps nre turned o1f tile rcgulntor
E"ses ss naines1o 20 furnish current OF
Rvpnisv'etT Fly ia,ns es9 strength 10 !le relnais.-
E9s,,1ahIpt, Es 1pS 1,ttIs, @ 'aaps p ',nW .tse NJ ille
md nsht tor three weeks, without tlis faii-
h ti,mt IL y ~ ,np or wy Wfceptlole Change In
S WIZ Tri,,,a y, rt,ttar 1an' ,c,otys fr,n, nu.,
Morton !. few ttnys stncg clear explanation
!. q ,r uio tlectl!ll!rlttes :0f tha Maxm latup.
m'S tttieHMiesceIt lanp, says ne, "dlfUrs
Il stntia dsvr xt, fccsrin a a ~ tfe Inspect tat
cnrlon nude tn my way. This iamcnt Is
FAY 5een esha%sts''' ela replseea s BY by te as
@nt S"Rur ,r " E's0I14e; ,rt Il theru Is any weak
WHIT WHIT u!o current y paaset through 1t this
" f. nsoslt r,,en eaFno ~ tlo forn known
W''gIs y saro9h @ npa,i h tlat particular spot;
Wilt tho rcst of tto ansta, M Ha ti,o
M i5sra!t t tfoia tie inaelllle Is Increased will!
os % sss! e ssssss r t a te rss% sxt s%f st
,!ent her1nles glazed with gas carbon. TLo
~ then withdrawn from thu globe
",Tlle tllcalAlesceIlt lamp differs froin tho
sdish11 lamp ln this rcgnrll: Mr. Edison
liakes earinn tiEaInent, and this tllanluilt J
lust ! w. perfectly Uniform at tho start. Ii
Mctor than tllo rest of the carboI,, this Miut
eToiNss more highly heated than my otilcr I
'olht. ana II tta wl'9le filan!ent Is run up TO
III. ,Minf ~ .ttoua4tY ~ f!Fu Eo0tl light.
FU