Zerolene Oil, Mayor of SF

Front:
LUBRICATED WITH ZEROLENE ALCO THE MAYOR O SAN FRANCISCO RECEIVING THE MESSAGE OF THE MAYOR OF PHILAD LPHIA FROM THE TRANSCONTINENTAL ALCO TRUCK,

Back:
SCO WORLD'S CAN FA NOV 5 17-PM PANAMA- CAT PACIFIC 1915 912 ONE GENU ZEROLENE THE STANDARD OIL FOR MOTOR CARS SOLD EVERYWHERE IN- BARRELS HALF BARRELS CASES 2-5s CASES 1-5 IF YOUR DEALER DOES NOT CARRY IT WE WOULD BE GLAD TO RECEIVE YOUR ORDER. STANDARD OIL COMPANY (CALIFORNIA) s maltesich e Jarmington cal