1. MS Mus. 1813/2/1/277 Reference (shelfmark): MS Mus. 1813/2/1/277 Title: Files K- to M- Scope & Content: Correspondence set aside by Boosey & Hawkes because of its particular archival value, involving individuals with names beginning with letters between K- and M-. Collection Area: Music Collections Languages: Czech, English, French, and Italian Date Range: 1925-1975 Extent: 1 box (4 folders, 11 sub-files)