11. Research notes, holograph Creator: From the Collection: Zilboorg, Gregory, 1890-1959 Published / Created: 1910s-1925 Call Number: YCAL MSS 258 Container / Volume: Box 3, folder 28-31 Image Count: 220 Found in: Beinecke Rare Book and Manuscript Library > Gregory Zilboorg Papers (YCAL MSS 258) > Series II: Writings > Background Materials > Research notes, holograph
12. Untitled play, typescript Creator: From the Collection: Zilboorg, Gregory, 1890-1959 Published / Created: 1944 Call Number: YCAL MSS 258 Container / Volume: Box 6, folder 72 Image Count: 31 Found in: Beinecke Rare Book and Manuscript Library > Gregory Zilboorg Papers (YCAL MSS 258) > Series II: Writings > Books > Other Writings > Untitled play, typescript