L, with transcript, to William H. Harrison, 15 September 1813; 3 ALsS to Harrison, 2 September 1813, 15 September 1815, and n.d.; "Northwest Ohio Quarterly," printed, 1988. AM 20378
ALS to "My Dear Dick," 24 December 1921; ALS to "My Dear Dick" from Spencer Portal, 11 October 1967; ALS to "My Dear Mary," 1 July 1926; photograph, "Bere Mill," n.d.
ALS to C. Mears, 25 October 1839; ALS to Morris from J. Howard Payne referencing Rice, 12 April 1833; 2 lithographed portraits of Rice, one in black-face, n.d.; 2 ALsS to Mrs. Kay from Forest H. Sweet, May 1952. AM 22002
TLS from Olin Downes, 4 November 1939; TLS from H. L. Mencken, 7 August 1946; ALS from Robert Nathan, n.d.; TLS from Howard R. Patch, 15 March 1961; ALS from C. S. Lewis, 14 March 1961. AM 18895
TLS to the Department of Dramatics at Princeton, offering a 3-Act tragedy on Cicero, 15 March 1960; copy of TLS to Abraham Feldman regarding Phillips, 25 September 1944; propaganda from CA gubernatorial election, fake dollar, 1922. AM 20903, 21265