1. S.S.T. Creator: Osborn, Robert Chesley, 1904- Published / Created: [19]76 Call Number: YCAL MSS 938 Collection Title: Robert Osborn papers, ca. 1928-[ongoing] Image Count: 1 Found in: Beinecke Rare Book and Manuscript Library > S.S.T.
2. [Drawing of cartoon figure about to push button] Creator: Osborn, Robert Chesley, 1904- Published / Created: 1976 Call Number: YCAL MSS 938 Collection Title: Robert Osborn papers, ca. 1928-[ongoing] Image Count: 2 Found in: Beinecke Rare Book and Manuscript Library > [Drawing of cartoon figure about to push button]