U.S. Ship Canal Entrance

Front:
11891 U.S. SHIP CANAL, ENTRANCE, DULUTH, MINN. BU COPR. DETROIT PUBLISHING CO. 15

Back:
39 - val. 12 3.00 4134 MADE ONLY BY DETROIT PUBLISHING CO. "PHOSTINT" CARD. TRADE MARK REG. U. S. PAT. OFF. NEWTON FREE MASS LIBRARY NEWTON, THIS SPACE MAY BE USED FOR MESSAGE. AND CANADA. FOREIGN. TWO CENTS