1. Boston Public Library, MS pb Med.178 Title: Single leaf from a 13th-century antiphonal : in Latin]. Author: Catholic Church Place: Bologna Date: ca. 1275
2. Boston Public Library, MS q Med.138 Title: Breviary : Cistercian use : in Latin]. Author: Catholic Church Place: Flanders Date: between 1250 and 1299
3. Free Library of Philadelphia, Lewis E 53 Title: Miscellany Author: John de Breton, Adam of Bockenfield, Aristotle, and John de Seccheville Place: Italy Date: 1250-1280