- "A La Doctrina de Pasion de tu Voz, "
19271
- "A Playwright's Prayer" Manuscript
n.d.1
- "Al tal vez lector, "
February 6, 19251
- "Atavism" by John Myers O'Hara
1902 November1
- "Birdwood" Estate Settlement
January 6 - July 12, 18791
- "Botanic Garden" [Boston?] letter to Isabel
Batchelder James
n.d.1
- "Country Full of Swedes, "
ca. 19331
- "Denmark and the Treaty, "
September 19021
- "Eddie & the Queen: A Log" (Diary), 1981-19821
- "Faulkner at Virginia, "
19591
- "Faulkner at Virginia, "
ca. 19601
- "For Mussorgsky's 'Pictures at an Exhibition, '"
19601
- "M. B. K." Civil War letter, 18611
- "Quests" by Margaret Thomson Janvier
n.d.2
- "Recollections of a Leslie's Special Artist"
18611