While attending the University of Chicago back in the 1920s, young Henry Jones Jr. (Indy to his friends) was active in extracurricular interests including joining the university's Archaeology Club! Offered here is a 1920 UNIVERSITY OF CHICAGO ARCHAEOLOGY CLUB PINBACK BUTTON!! SHARP & INCREDIBLE GOLDTONE & BLACK DESIGN (sorry for the fuzzy digital photos). Of recent origin, but designed with the look and feel of a pinback button from the 1920s! Measures about 1 inch in diameter and is A MUST FOR INDY FANS! DON'T MISS THIS ONE! FREE POSTAGE IN THE U.S.A.!