1. MS Mus. 1804/1/12/9/1 Reference (shelfmark): MS Mus. 1804/1/12/9/1 Title: Thea Musgrave: 'Simón Bolívar', opera. Vocal score, Act 1 Scope & Content: Act 1. Vocal score, in ink on transparencies. Collection Area: Music Collections Languages: English Date Range: 1993 Extent: 1 volume