(Burack, Abraham Collection.) | Letters. | (Ingersoll, Ralph Collection.) | Signed document, Aug. 20, 1823. | (Szigeti, Joseph Collection.) | Letters. | (Shattuck, Roger Collection.) | TLS to Roger Shattuck, 2 p., Apr. 24, 1963. | (McCall, Monica Collection.) | Letters. Correspondence, 1966-1967. | (Cassill, R. V. Collection.) | Manuscript of an article, typed, 7 pages. | (Davis, Christopher Collection.) | Letter. | (McCormack, John Collection.) | Letters. | (Alsop, Stewart Collection.) | Letter. | (Wiesel, Elie Collection.) | Letters, (1982-1986) | |