. . . . . . . . . . . . . . . . . . . . . . . . "Records and correspondence" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "The Charles Ives Papers contain the manuscript scores and sketches of Ives's musical works, including 4 symphonies, 3 violin sonatas, string quartets, piano sonatas, and other major compositions and smaller pieces. The Papers also hold Ives's collection of music by other composers and his writings on musical and political subjects. The correspondence contains letters to and from Ives and his family, business associates, and other musicians. Ives's life and work are further documented by: scrapbooks and diaries; photographs; programs; and articles and reviews." . . . "The Charles Ives papers" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Yale University. Class of 1898." . . "Mutual Life Insurance of New York." . . . .