1. MS Mus. 1813/2/1/228-240 Reference (shelfmark): MS Mus. 1813/2/1/228-240 Title: Leslie Boosey's files: General, 1957–1958 Scope & Content: Leslie Boosey's general business correspondence and papers for the years 1957–1958. Collection Area: Music Collections Languages: English, French, German, and Spanish Date Range: 1945-1959 Extent: 13 boxes