Scope and Contents Contains drafts, certificates, and other writings, dated 1907 to 1955.

Scope and Contents Reference files on people collected by Mahonri Mackintosh Young containing images and articles on a wide variety of persons and subjects, including artists, authors, journalists, illustrators, cartoonists, sculptors, architects, and politicians, and on other topics. The folders in this series are identified by name rather than by folder number. Undated.

Scope and Contents Subject reference files collected by Mahonri Mackintosh Young, undated.

Scope and Contents Contains Mahonri Mackintosh Young's research files on various artists and subjects, as well as audubon plates and their reprints, undated.

Scope and Contents From the Collection: Correspondence, sketchbooks, research files, autobiographical files, scrapbooks, and news clippings. Also includes diaries, address and memorandum books, and financial records. Most letters were exchanged with family members and close friends. Primary correspondents included his son, Mahonri Sharp Young; his first wife, Cecilia Sharp Young; and Mary Lightfoot Tarleton, whom he met in Paris after Cecilia died in 1917. Research files include extensive information on other artists.

Scope and Contents Correspondence, sketchbooks, research files, autobiographical files, scrapbooks, and news clippings. Also includes diaries, address and memorandum books, and financial records. Most letters were exchanged with family members and close friends. Primary correspondents included his son, Mahonri Sharp Young; his first wife, Cecilia Sharp Young; and Mary Lightfoot Tarleton, whom he met in Paris after Cecilia died in 1917. Research files include extensive information on other artists.