Correspondence, both personal and relating to social and political movements of 1926-1953, unpublished manuscripts on economic and political subjects, an unfinished manuscript on Fanny Wright with notes for the completion of the book, a manuscript outline for a projected book - "Towards Understanding America.", the manuscript of an F.B.I. investigation of the early years of Communism in America. Also included are pamphlets, magazine articles, and books, 1914-1919 by Louis C. Fraina and 1926-1953 by Lewis Corey.

Manuscripts comprising notes, speeches, and articles, covering a wide range of social and political subjects and giving an extensive history of the Communist Party. Many of the manuscripts relate to his work as a theoretical writer for the Communist Party and the DAILY WORKER (New York). Subjects covered include the Garvey movement in 1924 and the League of Struggle for Negro Rights in the early 1930s; the re-orientation of the Communist Party in 1945-1947 with respect to the South and the Negro question generally (Minor became the Party's Southern representative in that period); the Party's general policies in the early 1930s and 1941-1942 when Minor was acting secretary in the absence of Earl Browder, and relating to the Party's policy toward the war following the German attack on the Soviet Union; postwar changes in the Party; the "Agrarian Movement;" and the Communist trials of 1949-1953. The extensive clipping file covers the entire domestic political scene and reflects the whole of Minor's career. These date from 1907 to his death, and contain considerable material on the Russian Revolution and the Spanish Civil War. Also, numerous pamphlets and ephemera relating to the Communist Party.

Samuel J. Tilden (1814-1886) served as Governor of New York, 1875-1876, and was the Democratic nominee for the Presidency in 1876. Tilden began his career as a corporate lawyer; he served as Corporate Counsel for the City of New York, as a member of the New York State Assembly, and as Chairman of the Democratic National Convention. Monies from his estate contributed to the founding of The New York Public Library. His papers document his political and legal career and are comprised primarily of correspondence, political and legal files, financial documents, writings, speeches, and personal papers dating from 1785 - 1929 (bulk 1832 - 1886).