Union Oil Triangular Shaft

Front:
16 PNION

Back:
UNION OIL COMPANY'S Natural Color Scenes of the West UNION OIL TRIANGULAR SHAFT, Rincon Hill at the San Francisco Oakland Bay Bridge. - Designed by Industrial Designer GEORGE HUNT. 1723 DIRECT COLOR PHOTOGRAPHY BY MOULIN STUDIOS, SAN FRANCISCO, CALIF. ROYAL 76 ) TOUR THE WEST WITH UNION MID BENE