The Salt Lake tribune. [volume] (Salt Lake City, Utah) 1890-current, 1913-10-27
| Light" Produced
BARRETT P. sERVISs,

old light" of the lireny and the
WORM has piqued and puzzled
Ind inventors for O. long time.
ii been able 10 produce light
b vast waste OF annoying and
[tbut. all the time, nature has
Ing them That it is possible
|8ht with no heat.
>olem has not yet been truly
|tnre's mysterious GOrdian knot
been u9don=. 1uJ, in an indi-
the production of "cold light"
[clheved. somewhat in the man
'Ich Alexa nder disposed OF the
|Qt-i. e.. by cutting Il.
Frenchman. DR.. NJ, Dusss I'D,
II Inventor OF q kind OF "cold
20 which great things are eX-
:ntion is based upon the fact
h an electric lamp Is turned
mt appears instantly. but It
Improbable time for the lamp
heated by the absorption OF
fe radiationS.
Don this hint. lie mounts three
|nps on fiat revolving disk
causes the disk TO turn rap
TO bring each lamp in sue
a point OF contact where the
trent flows through II.
1tact lasts but very small
a second. but That is suffi-
1Gh out. It's light. BY revolving
~ the rate OF sixteen turns
n the successive flashes are
on the principle OF the cine
into an apparently coutlnu-
or ligEt. The eye is unable
p the Interruptions. In fact.
n rotations per second there
FI6ht Interruptions OF the light,
n practice purposes, II appears
ely steady beam
Re is no appreciable production
fause there is not time enough
-iopment during the brief con-
! EACH lamp IS exposed 20 the
only q fraction OF the time
'ton. Thus the beam Of light
nue 10 pour forth during as
Ve as may be desired without
any heating effects.
y Tor the mere production of
In order TO make this light
omical TO produce than ordi-
c light. DR.. Dussaud employs
1ple OF 'surVo!taEe. which
use of current that would
ing Tor the lamp il ii were en-
Ihc usual way Such current
destroy the fijament if con-
Eassed through IL. but when
fN iamps are brought IN sue
khe po,nt OF contact they can
sI4rreri for the brief interval of
l '9liowed by n relatively long
<*5i The gain comes from the
If'tn higher voltage employed
Pea ud. the quantity OF cleo
is only ono quarter as great
dfquircd 10 produce the same
nght al Il lowe" voltage in q
~ eiilumina ted lamp.
ms invented 4 new form of
Vucd mp Into little spirals.
q by Side 10 form a minute cyl
NTH uf an Inch long and
fth OF an Inch In diameter.
vhtian lila nucnts concentrate
'n a stnr-like point and many
result from this For In
En placed AT the focus of a
f*Hector one Of these brilliant
|Eht gives FAR better results
pln8ry lamp. whose light !a
ffonceptrated. for there is al
n ste OF light. every ray strlk-
vHvcd surface OF The reflector
fVer angle. With small re-
tlhiaht and uniform lllumin-
s ne produced upon II table. or
'e. placed bcneat th the reyolv =
hnd There will he no heating
ne useful applications OF this
plu hight Is in cincmatogra
tne absence of heat removes
OF ignition Of the celIIloid
uany laboratory opera tIons
- neat is also extremely I'm
VN5nonld become very useful in
eAa limitations where artificial
frned, The absence OF heat
CRACKING of glasses and the
phIsanl mountings.
sting discovery OF DR. pug-
s' nat when the human hand ia
s 70 the point OF origin Of
2in nght the flesh and bones
- cp1tuccnt, and OF a light rose
INC veins and arteries are
k bluc-vlolet lines. Then.
n ~ a spectroscope, the blood
Hyzed while ii circulntes I'm
itherto such ANALYSIS could
upon blood removed
Lcuiat Yesscls Now. saws
49, The physician can observe
MS treatment h.. studying
y W his patient as II flows In
~ arteries.