1. Notebook, "in which the play was incubated and many of its scenes sketched out roughly" Creator: From the Collection: MacLeish, Archibald, 1892-1982 Published / Created: n.d. Call Number: YCAL MSS 38 Container / Volume: Box 5, folder 69 Image Count: 1 Found in: Beinecke Rare Book and Manuscript Library > Archibald MacLeish collection (YCAL MSS 38) > Series I: Writings > ... > BOOKS > Plays > J.B. > Notebook, "in which the play was incubated and many of its scenes sketched out roughly"