1. MS Mus. 1813/2/1/26/1 Reference (shelfmark): MS Mus. 1813/2/1/26/1 Title: English Opera Group Scope & Content: Correspondence to or from the English Opera Group Ltd. This file was originally entitled 'English Opera' and held in a packet marked 'D-G 1948, Dr. Roth'. Collection Area: Music Collections Languages: English and French Date Range: 1946-1948 Extent: 1 sub-file