(Cohen, Robert S. Collection. ) | a. Correspondence. b. A. Mack, "In Time of Plague," TS copy. | (Tunis, John Collection.) | Letter (TLS). | (Roosevelt, Theodore Collection.) | TLS from T. Roosevelt, 8/22/1917 (Oyster Bay), 4 p. | (Pleasants, Henry Collection.) | Letter. | (McCormack, John Collection.) | Letter. | (Benchley, Robert Collection.) | Letter. | (Rare Books HGARC Y CT788.W66.Z9337) | Postcard to Lancelot Law Whyte. Laid in Kepler, Johann. The Six-Cornered Snowflake. | (Pease, Deborah Saltonstall Collection.) | Letter. ALS, 11/13/1996 | (Spaulding, Alice H. Collection.) | Lettesr; postcard. | (Baker, F. Sherman Collection.) | Letters. | |