1. MS Mus. 1813/2/1/117 Reference (shelfmark): MS Mus. 1813/2/1/117 Title: Festival Ballet, Opera and Ballet Societies: correspondence Scope & Content: Correspondence with various opera and ballet societies, and with the London Festival Ballet. Collection Area: Music Collections Languages: English, French, German, Spanish, and Turkish Date Range: 1954-1960 Extent: 1 box (3 folders, 7 sub-files)