1. MS Mus. 1751/2/1/4 Reference (shelfmark): MS Mus. 1751/2/1/4 Title: Peter Wishart: Clytemnaestra Scope & Content: Opera in two acts, op. 72, libretto by Don Roberts; undated, [1974] Collection Area: Music Collections Languages: English Date Range: 1974 Extent: 5 files