This is a collection of individual files of Negro League players, executives and others associated with the Negro Leagues. Also included is correspondence, articles, newspaper clippings, programs, and statistics.

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.

A collection of ephemera relating to a wide variety of baseball-related subjects on professional and amateur leagues, on teams, players, post-season games, patents, tours, stadiums, etc.

A collection of articles, clippings, dissertations, book excerpts, publications, photographic material, research notes, and correspondence relating to 19th century black baseball research by Jerry Malloy.

The collection documents the pictorial history of baseball's Negro Leagues before the integration of baseball. It primarily includes team, group, and general action photographs. Of particular interest is the large colleciton of photographic materials from the Homestead Grays.

These oral histories were conducted by Rick Van Blair as research for his book "Dugout to Foxhole: Interviews With Baseball Players Whose Careers Were Affected by World War II" published in 1994. The original audio cassette tapes of those interviews make up this entire collection.

A collection of scorecards ranging from Major Leagues to amateur, starting in 1867 to present day.