193. Free Library of Philadelphia, Lewis E M 72:13-14 Title: Antiphonary Place: Perugia Date: 1300-1350
194. Free Library of Philadelphia, Lewis E M 72:17-21 Title: Antiphonary Place: Perugia Date: 1450-1499
197. Free Library of Philadelphia, Lewis E M 73:7-9 Title: Antiphonary Place: Bologna Date: 1300-1399
199. Free Library of Philadelphia, Lewis E M 74:2-3 Title: Antiphonary Place: Tuscany Date: 1325-1350
200. Free Library of Philadelphia, Lewis E M 74:4-7 Title: Antiphonary Place: Tuscany Date: 1250-1299