Materials include the papers of Harvey Fletcher Sr., which include publications, oral interviews, research notes, photographs, newspaper clippings, and letters. Dated approximately 1884-1981.

Materials include Maureen Fletcher's information on her master's thesis of Harvey Fletcher, Sr. Documents include budgets, correspondence, and film reel information. Dated approximately 1982.

Contains materials gathered by Maureen Meyer Fletcher for her masters thesis in film, which featured Harvey Fletcher, Sr. Materials include film reels, VHS tapes, audiocassettes, betacams, and other biographical information of Harvey Fletcher Sr. such as publications, photos, letters, and awards. The collection also includes materials from other Fletcher family members. Dated approximately 1884-1982.