Indicia:
"ZIP is published every other month by Humorama, Inc., 299 Madison Ave, New York, N.Y. 10017. Vol. 15, No. 29. September 1971 issue. Names and descriptions of all characters and places in this magazine are wholly imaginary. Buy your magazine from your newsdealer: he needs the treasure, you need the pleasure. Member: United States Chamber of Comics. Printed in the U.S.A."