1. Add MS 50971 A Reference (shelfmark): Add MS 50971 A Title: Scope & Content: Vol. XII A, ff. 83 Collection Area: Western Manuscripts Languages: English Date Range: 9 Jul 1929 Extent: 1 item
2. Add MS 50971 B Reference (shelfmark): Add MS 50971 B Title: Scope & Content: Vol. XII B, ff. 66 Collection Area: Music Collections Languages: English Date Range: 9 Jul 1929 Extent: 1 item