1. Add MS 56862 Reference (shelfmark): Add MS 56862 Title: Scope & Content: SOCIETY OF AUTHORS ARCHIVE. Vol. CCLXXXVIII (ff. 113). W. B. Yeats estate; 1935-1955, n.d. William Butler Yeats, poet: Correspondence with League of Dramatists rel. to the Estate of William Butler Yeats: 1935-1955, n.d. Collection Area: Western Manuscripts Languages: English Date Range: 1935-1955 Extent: 1 item