1. Add MS 22107 Reference (shelfmark): Add MS 22107 Title: Operatic music by Giovanni Adolfo Hasse. Scope & Content: ff. 193. 'Artaserse,' by Hasse, in score. The present MS closely resembles Add MS 32582, of which it is probably a transcript. Collection Area: Music Collections Languages: Italian Date Range: 18th century Extent: 1 volume (193 folios)