1976-1981 (5 Folders), 1976-1981 Box 101, Folder 1 to 5 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series VII: Season Files and Other Clippings, 1941-1998Subseries VII.1: Season Files, 1941-1989
1979 Box 92, Folder 17 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series VI: Professional Subject Files, 1941-1997Exhibits
1983-1986 (3 Folders), 1983-1986 Box 101, Folder 6 to 8 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series VII: Season Files and Other Clippings, 1941-1998Subseries VII.1: Season Files, 1941-1989
1987 Box 92, Folder 18 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series VI: Professional Subject Files, 1941-1997Exhibits
1988-1989 Box 101, Folder 9 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series VII: Season Files and Other Clippings, 1941-1998Subseries VII.1: Season Files, 1941-1989
1991 Box 81, Folder 15 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series X: Barbara Kay Files, circa 1955-1991Correspondence--General
1. Sinfonie, 1964 Box 124, Item 31 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series XI: Annotated, Inscribed, and Signed Materials, 1894-1993Subseries XI.2: Scores, 1894-1990
20th Century (Roosevelt Films), 1958 March Box 80, Folder 35 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series VIII: Photographs, circa 1920s-1993, undatedSubseries VIII.1: Professional Photographs Involving Kay, 1940-1991, undated
24 Little Pieces for Children, op. 39, 1947 Box 119, Item 113 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series XI: Annotated, Inscribed, and Signed Materials, 1894-1993Subseries XI.2: Scores, 1894-1990
"27 Études," Chopin, undated Box 134, Item 3 Rare Book & Manuscript Library Ulysses Kay papers, 1894-2017, bulk 1938-1995Series XI: Annotated, Inscribed, and Signed Materials, 1894-1993Subseries XI.2: Scores, 1894-1990