Union Oil Co. of Cal.

Front:
1897 San Francisco, Cal., We have furnished you loan only as drums to be emptied and returned to us promptly. Will you please return them at once, prepuyng freight and sending us shipping receipt, and oblige, Yours truly, UNION OIL CO. OF CAL.

Back:
28 30 POSTAL CARD United States America OC Hunden Helb bon bebo Bieber cal