Front:
P-68 Dome of the 100 inch Hooker Reflector, Mount Wilson Observatory, California
PALOMAR MOUNTAIN
OBSERVATORY
3ยข
1948
8A-H3022
Back:
The Carnegie Astronomical Observatory of
Washington, D. C. is located on the summit
of Mount Wilson, in the Sierra Madre Moun.
tains, 6,000 feet above sea level. Day and
Night eight huge telescopes are busy probing
the mysteries of the universe. The astronomi.
cal museum is open to the public daily.
WESTERN PUBLISHING & NOVELTY CO., LOS ANGELES, CALIF.
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