1. Add MS 31484 Reference (shelfmark): Add MS 31484 Title: Scope & Content: FOUR masses, for eight voices, in organ-score, by G. P. Colonna, Paper; ff. 106. xviiith cent. Oblong Folio. Giovanni Paolo Colonna, composer: Motets, etc.: 1681. Collection Area: Music Collections Languages: English Date Range: 18th century Extent: 1 item