The Charles Ives Papers include music, literary writings, correspondence, diaries, scrapbooks, photographs, writings about Ives, Ives's collection of music by others, and various miscellaneous materials. The music manuscripts, which constitute Series I of the Ives Papers, are described in John Kirkpatrick's A Temporary Mimeographed Catalogue of the Music Manuscripts of Charles Ives (1960) and James B. Sinclair's A Descriptive Catalogue of the Music of Charles Ives (New Haven: Yale University Press, 1999). Series II through X are described in the present register.