This collection contains correspondence, articles, banquet material, and notes of A.G. Mills between 1877 and 1929. Mills was president of the National League of Professional Baseball Clubs from 1882 to 1884, and between 1905 and 1907 he chaired a commission to determine the origins of baseball.

A collection of contracts, assignment and transfer agreements between individual players, umpires, and scouts and baseball clubs or leagues, dated between 1870 and 1988.

A collection of agreements, correspondence, interview transcripts, financial invoices, DVD, and photos relating to the video documentary “Before you can say Jackie Robinson” by Dr. Lawrence Hogan.

This collection, created and compiled by Barney Dreyfuss and William Benswanger, is comprised primarily of correspondence and agreements. As well as rosters, programs, and financial information.

A collection of correspondence, legal agreements, clippings and articles relating to the life and career of Lou Gehrig and his wife Eleanor.