Foreign Arts and Commerce and Industries Buildings From Laguna de las Flores

Front:
PANAMA-CALIFORNIA EXPOSITION, SAN DIEGO, CALIFORNIA, 1915 LOCO 71648 FOREIGN ARTS AND COMMERCE AND INDUSTRIES BUILDINGS FROM LAGUNA DE LAS FLORES

Back:
PHOSTINT" TRADE MARK - REG U S. PAT OFF MADE ONLY BY DETROIT PUBLISHING CO THIS SPACE MAY BE USED FOR MESSAGE. FOREIGN, TWO CENTS