1. RP 4868/7 Reference (shelfmark): RP 4868/7 Title: Scope & Content: HASSALL, Christopher. 4 Autograph Letters Signed to Siegfried Sassoon, 1937, 1938, undated. 9 Typescript poems Creation dates: 1937 - 1938, undated Collection Area: Western Manuscripts Languages: English Date Range: 17 Oct 1991 Extent: 32 photocopies