No. 7 in Union Oil Company's Natural Color Photographic Scenes of the West

No. 7 in UNION OIL COMPANY'S Natural Color Photographic Scenes of the West. HE Carnegie Observatory on top of Mt. Wilson, 6000 feet above the floor of the San Fernando valley and 34 miles from Los Angeles. Its 100-inch telescope is still the largest in the world. Here the public may view the astronomical wonders and attend daily lectures. SEE THE WEST WITH 76 GASOLINE 1939 Union Oil Company of Calif.