Prose manuscripts, related correspondence, notes, printed material, scrapbooks, and audio tapes of Thomson. Included are notes and drafts of many of Thomson's early articles, written while he was a student at Harvard University and in Paris, and numerous manuscripts of columns published in the HERALD TRIBUNE in the 1940s. Thomson's special interests reflected in these writings are modern music, American hymns, and the performance of music in Europe. Also, manuscripts and related material for six of Thomson's books and for Gertrude Stein's BEE TIME VINE, which was published after her death and for which he wrote the preface; and 125 reels of tapes of Thomson's program on radio station WNCN (New York), 1969-1970. Cataloged correspondents include Chalmers Clifton, Lincoln Kirstein, Alfred A. Knopf, and Man Ray.