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 interview transcripts, audiocassettes, clippings, and articles conducted and written by Leo Trachtenberg between 1984 and 2006.

This collection contains the original audiocassettes created by the donor when conducting interviews regarding his subject matter, Bobo Newsom. The collection also contains the transcripts of each interview and a CD copy of each cassette.

A collection of programs, scorecards, game notes, itineraries, invitations, tickets, and media guides relating to the All-Star games, starting in 1933.

A collection of audio tapes and transcripts of interviews with Hall of Famers conducted by Rod Roberts on behalf of the National Baseball Hall of Fame and Museum, between 1981 and 1994.