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 correspondence, office files, financial records, player files, scout files, and files related to minor league affiliates of the Detroit Tigers. These files range from 1934 to 1980.

A collection of articles, interview transcripts, audiocassettes, research notes, rosters, correspondence, and programs relating to baseball in Cuba, Venezuela and Andres Reiner, and Mexico. This collection was created and/or compiled by Dr. Milton H. Jamail, and is dated between 1912 and 2020.

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 approximately 540 scouting reports and correspondence by George Genovese between 1964 and 2011.

The collection documents George Weiss' tenure with the New York Yankees minor and major league organizations from 1932 to 1960 and the New York Mets major league organization from 1961 to 1966. It includes financial records, player reports, ticket files, correspondence, clippings, personnel files, scouting evaluations, ephemera, tour files, marketing and promotion files, and personal documents.

This collection gives great insight into the life of a Major League scout, Joe Branzell. It includes correspondence, agreements, player drafts, scouting reports and statistics.

A collection of Seattle Mariners amateur scouting reports created between 1986 and 2001.

This is a collection of scouting and draft reports with correspondence by Tom Ferrick for the Kansas City Royals, dated between 1966-1994.