(Kibrick, Anne Collection.) | Letter. | (Fiedler, Arthur collection.) | TLS, April 11, 1973. | (Whyte, Lancelot Law Collection.) | Letter. | (Shulman, Max Collection.) | Letter. TLS, n.d.. | (Cohen, Robert S. Collection.) | a. Correspondence. b. L. Cahoone, “The Interpretation of Galilean Science: Cassirer Contrasted with Husserl and Heidegger,” reprint.
| (Shattuck, Roger Collection.) | TLS, n.d.; includes manuscript, 3 p. | (Sargeant, Winthrop Collection.) | Letters. | (Briggs, Asa Collection.) | TLS, Apr. 5, 1993. TLS, June 18, 2006. | (Ross, Herbert and Nora Kaye Collection.) | Photographs. Mailgram, 1987. | (Levine, Joseph E. Collection.) | Letter following "A Bridge Too Far" participation. | |