Assembly Hall, Pan American Union

Front:
70055 ASSEMBLY HALL, PAN AMERICAN UNION, WASHINGTON, D. C. COPR. DETROIT PUBLISHING CO.

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