File:Spalding-model-j-football-1893.jpg

Summary
August 1893 advertisement for the Spalding Model No. J collegiate football, regarded as official by most programs of the era.

Digital file from Walter Camp (ed.), Spalding's Official Foot Ball Guide: Authorized and Adopted by the American Intercollegiate Association, 1893. New York: American Sports Publishing Co., 1893; p. 70 (back cover).

Published in the USA prior to 1925, public domain.