1. MS Mus. 1804/1/10/2 Reference (shelfmark): MS Mus. 1804/1/10/2 Title: Thea Musgrave: 'An Occurrence at Owl Creek Bridge', an opera for radio. Composition draft Scope & Content: 'Final sketches'; 1981. Composition draft in pencil. Collection Area: Music Collections Languages: English Date Range: 1981 Extent: 1 volume