1. MS Mus. 1715/47/3 Reference (shelfmark): MS Mus. 1715/47/3 Title: 'L'inganno felice'. Viola and double bass parts. Scope & Content: Viola 2; - Double bass, 2 copies. With pencil and red chalk markings and cuts made with paste-overs and pinning. Double bass players' names added: 'Eley & Wilson'. Collection Area: Music Collections Languages: English Date Range: [c 1819] Extent: 310 x 250mm.