Ohio State Building - Panama-Pacific International Exposition 1915

Front:
Ohio State Building, Panama-Pacific International Exposition, San Francisco, 1915. 000000000 XXX XXX 32 EX:

Back:
THIS SPACE FOR WRITING MESSAGES R-57704 PLACE STAMP HERE MADE IN U. S. A. ADOS DOMESTIC ONE CENT FOREIGN TWO CENTS THIS SPACE FOR ADDRESS ONLY PUBLISHED BY CARDINELL-VINCENT CO., SAN FRANCISCO, CAL C.T. PHOTOCHROM