The Emilie Mulholland collection contain photographs, correspondence, a scrapbook, souvenir programs, tickets, scorebooks, scorecards, vinyl recording albums, and art prints compiled and/or created by Mulholland during her tenure in the public relations office of the Pittsburgh Pirates from 1955 to 1964.

A collection of 148 scorecards kept by baseball fan George Goetz between 1939 and 1956.

A collection of 630 audio recordings on standard audiocassette and open reel audiotape of baseball games from 1929 to 1998, including regular season, All-Star, and post-season games along with memorial tribute to Col. Ruppert, College All-Star Game, tribute to Harry Caray and historic moments in baseball such as the first game at the Astrodome, Ted Williams' first game as a manager, Henry Aaron's 715th home run, Mark McGwire's 62nd home run and Roger Clemens' 18 K game.