Evening star. [volume] (Washington, D.C.) 1854-1972, 1911-12-19
PUBLIC SEES VIEWS.
Exhibits Of Carnegie Institution
Show Natures Wonders.
PHOTOS OF SUN AND MOON
Ten Departments Represented in Re-
markable Collection Of Sci
entific Data.

Observing the tenth anniversary OF its
founding, the Carnegie Institution Of
Washington yesterday afternoon opened
an exhibit OF its work, the first to which
the general public has been invited. The
exhibit includes examples from each of
the ten departments Of the institution, as
we'll as the several divisions Of each de-
partment.
The different departments of the insti-
tuition are: The department Of botanical
research, which maintains desert lab
oratory at Tucson. Ariz.; department Of
economies and sociology. department OF
experimental evolution, geophysical lab
oratory. department Of historical re-
search, department of marine biology.
with station on Loggerhead key. Dry
Tortugas; department Of meridian as
tronomy. Mount Wilson solar observe
tory, Pasadena, CAL: nutrition labora-
tory, department Of terrestrial magnet
ism.
All the various departments are under
the control Of the institutions admins
tration In Washington.
Photos Of Sun and Noon.
A feature Of the exhibit which attracts
Of large transparencies. made from photo
graphs taken at the Mount Wilson OBJ
servatory with the big sixty-inch rejecting
telescope. These transparencies illustrate
various conditions and features Of the
surface and corona Of the sun, and also
Of the surface Of the moon. Other trans
parencies show different star groups. me-
graphs are wonderfully clear and we'll de-
fned, and their reproduction as transpa-
reno es makes it possible to light them
up from the back in an amazingly clear
manner.
A model also is shown of the giant
1O0-in. b rejecting telescope which is be-
ing built for use at the Mount Wilson OBJ
servetory. With this huge instrument 1t Is
hoped, under favorable atmospheric condi-
tons, to attain results such as have hereto
fore been merely dream with astrono-
mers as the instrument will admit two and
one-haA times as much light. as the sixty
inch reflector now in use.
Other transrarencies made by a new
process OF color Photography illustrate
the work OF the geophysical laboratory,
which is located on Upton street north
transparencies show views OF the build
ing. its surroundings and equipment, and
also show = number Of rock formations,
crystals, etc., all in the natural colors.
q. s. Charts Most Accurate.
1da&nettc charts OF the oceans OF the
world, made by the observers on board
the non-maguetic yacht Carnegie, are
shown In the room devoted to terrestrial
magnetism. The Carnegie has already
sailed nearly 100000 nautical niles. being
now at BATAVIA, East Indies In the
course OF observations aboard the yacht
1t was discovered that the charts made
by the United States are the most accu-
rate In existence. The English admiralty
charts come next, while Germanys charts
are the least accurate. some Of them be-
ing In error as much as twelve degrees,
In the Indian ocean.
The botanical research exhibit shows
number OF interesting features, illustrate
ed with actual results, which make the
exhibit resemble . corner Of the Depart
ment OF Agriculture. Experimental evo-
luton IL illustrated with co.ored photo
graphs and charts. showing how evolu-
ton. scientifically modified, brings about
alterations In plant and animal LIE.
An Interesting feature OF the exhibit is
that showing the publ cations Of the In
stitution. which already approach the
size Of q small library. In this exhibit Is
book Of 800 or more pages. printed by
q new Photographic method, in which
not one error has as yet been discovered.
The book 10 all figures. being q compila-
ton Of the common factors Of every mum.
Der up to ten million.
The exhibit win be open from 2 o'clock
to $50 o'clock pm. daily. to and in
gliding Thursday OF this week.