, 1880-02-21
EDISON'S ELECTRIC LIGHT.
4 Hostile and Novero Criticism by n
&cienlltlc Gltn,lllat.

REipNllHE 4tltHl{1{&t&
n IT,, Editor et he St,e FORK 7ym,., Feb ts
a. mnnr % riay,mv nv tlnscrtnttons NJ, tho mia
& ~ ". s'o"s .,..t.. ,,r'a ~ ~ Miss, ,Inht
u"' vi se''.lu y! W. !,'.9o ~ ..a,. 1.es
md l!s 1'lsenfof On lug otlef, tho iatler W
tlulIv pan.rs. tlat. m,sslbjy, tho notes Of IN
,,,,;osn5 ,hsorvor tnnn,, m i'm f;nI,, rnny
n's.' w. ,a'.t,,a,' in ,'r.i v sa.ar ~ j.,
serve 10 en!igh1ell tho general rea"e. ns 10
whit Nj. Edison llIs actually accomplished.
'rltg conclusions have arrived Mt ure cur
4,1nlv ,v,tlInut rurti.an htua and M hnyo
,a'.'.,,,, ,,,s.srnta,, ,,,;t - -, III +ho svp.
iccenlsy ln'es,'s'"eu M.ll cn'e "li Nv ~ ~
country, It r,ay be fairly claimed that they
nrn hus,,tt ,uu,n n nrcttv tInrouuh st1,t1v of
I'm ,vhn,s s,,,in # nrnrt;rni,v "a wr}i "a
u'o "uu., o''2" ~ po 49,, y" Ill.,, ~
would satisfy nan Of scientific trimming
WIS, unfortunately, ,nAttainnblc, either from
orpl trs,imonv Of rrcotrls of Instrumental
tast srho .vnS,, NJ t,,o la,,,roi,rv n,,nanra tn
be carried on by Mr.. EdIyol, md Ills assist
ants with a conspicuous disregard Of exact
measurement a,Wl registration Of results,
n,ticui ard nIcctrfcni ~ ,yn,i "a pcnt,o,utca1'
'.I, n" ,,,a " so W." 1,v ~ thot ~" omt.
line of the loop was perfectly visible to tic
eyp ut 4 DISTANCE Of 1lftecn to twenty fcrt,
nul tho lir1,t. tl,o,,ah aoft and mellow, hacked
tho @ t,rIl,.svcy nf tl,n elrctr;c oyy. AZ ,,u-
tlerstaNul Mr.. Edison and his assistants, Tue
or exhaustive. although, shadow md oiled
nanrr trsts hnvn hetu, use,l. npd tl,a light l,as
nlso been compared Will tl'at OIL u gas-]et oy
process Of neutraltzIng the Ollo by the other,
or ytcc versa. Nfr. Edison stated the ilunli-
llntlan produced l,y onu Of Ills lamps to By
It ti It'll not III strike lns t.s being in sxccss Of
yevpn Or eight candles.
At tic date Of my visit ninety-two OF these
lights were III UpGratI0n III thu lahgrntory, III
street ans %nin storeS ; and ,.; rssEns4 S,: IN IN
gt,lelntDrs manufactured liller E.liso,'s re-
Cent patcllt. These will bu tlrscribetl here
after. At this junrtura It Is only necessary
10 Any tiN,t tho ,ilinoty-two lamps wcre appar-
EcnSratoTs could carry, tina incandcscel,cu
Gf tho N,ous cycl In tic lamps In usa
in tho laboratory for tlne work beil,g fur be-
low the lMtnt required for t.e highest lltlill-
i,osity. Wlleu asked whether ho Ind n.rsls
urri tic Temperature Ut tho lDor,, MIR. Ellison
rnniiei init il, ind i,u mid cV,i not, tlurc.
iofe, sny ut What Temperature the highest
ilght-giylng cnpac!ty Of Tic, lamp WIS ct.
the incantlrscrnc0 Of Gotfcs it wullj1l bo s;lit.
to III say tilt tic degree was not far above 1900
Tnl,r.nhrit: nml Il inuY. / presume. be- tnkrn
tati iar granteti f tIat elERly 5 iaps arc III iGat
nntIye results. ~'''' "'' '''' W.
~ iInfnrtSW"t:Iy, ewing to tho fnct that tI.e
larnc eiriity-iloiye nuWgr engine performs I'LL
thu n,o,fyn work Of tic lnhoratUiy and sllo1,,
h.sl,irs ttriyinr tIe gsner,tvis, ii Is llot pis-
s!i,js tn stnts tho l,srsc.is,Wer consumed or
nI,anrh.sd bv liza inter. Will absolute
"sc.lsioM. Sfr. Franrls K, Uutou, a,t-
tj,vr tho article III ScriI,ucrs llomijliV gave
nnrn,nr u rn wI,IcaI, assistnnt nrt.se,t ttn,wLt
t tsl vas nlout eleyeli.liorso p,wur ior 6oli,.
;fhnt tIn statement wns not fnr from correct
mnRinr m mh",,t H. lid r.volutions ver Minute. u
nr.tty },inl rate of s,,cc. lit the l,ent gen-
cle %nr .,,,st.G ms sus tlnt RI Iaye oxai,,Ied.
fsi,st thts tnss4,rnsns.M % into heat Is ona of the
1nH,t1n n ~ ~ III H. n ~ ~ ,ur c",t of tEo
m.yr ~ ivin, ~ ot,Iv I to 4, mr. cei1tu
M poms', twtn nie,trv vrrv a..
~ ~ r,.,,t pn hat othn,,,, Nlson's acsert,;r III
voiyes iS irn'' y" ,,ew S uricpjcs and differs yery
SHELLY u"a ,aa Sas E,.,,,' IL mcasur .". "ars
s"rt"f " rIn Chin, lin ~ miilziur W ncr ccnt,l,l
~ ,51 .,.,,u trs',;ita III H.. t5,a rivtnrht
VI llD lnMEa - ttMtoMAsAsA ~, W." -. TX. ~ -