Brick Fleagle and Luther Henderson were jazz musicians and arrangers who were business partners and close friends. The Brick Fleagle and Luther Henderson papers and collection of jazz recordings contain manuscript and published scores of Fleagle's and Henderson's compositions and arrangements, personal papers of Brick Fleagle, photographs, and recordings.

Ellis Larkins was a jazz pianist from Baltimore who studied at the Peabody Conservatory and had an active professional career from the 1940s to the 1990s. His papers include photocopied scrapbooks about his career as well as original photographs, clippings, concert programs, correspondence, and recordings.

Roy McCoy (1920-2001) was a jazz trumpeter from Baltimore who performed with such ensembles as the house band of the Royal Theater and the Lionel Hampton Band in the late 1930s and 1940s. McCoy took many pictures of his friends and associates in the Baltimore musical scene. The McCoy photographs collection contains prints, negatives, and a photo album of musicians and associates, primarily from approximately 1935 to 1965.