Front:
LYCO
6158 MASSACHUSETTS HALL, OLDEST BUILDING OF HARVARD UNIVERSITY, CAMBRIDGE, MASS.
COPR. DETROIT PHOTOGRAPHIC CO.
Back:
MADE ONLY BY DETROIT PUBLISHING CO.
"PHOSTINT" CARD.
TRADE MARK REG. U. S. PAT. OFF.
THIS SPACE MAY BE USED FOR MESSAGE.
AND CANADA.
FOREIGN. TWO
CENTS
