4221. Free Library of Philadelphia, Lewis E 249A and B Title: Compendium historiae in genealogia Christi Author: Peter of Poitiers Place: England
4222. Free Library of Philadelphia, Lewis E 250 Title: Treatise on the construction of an astrolabe Author: John of Seville Place: undetermined Date: 1400-1499
4223. Free Library of Philadelphia, Lewis E 251 Title: Enarratio in prophetam Isaiam Author: Basil of Caesarea Place: Istanbul Date: 913-914
4228. Free Library of Philadelphia, Lewis E 258 Title: Life of Saint Francis Place: Italy Date: 1300-1399
4229. Free Library of Philadelphia, Lewis E 260 Title: Schwabenspiegel Place: Germany Date: 1400-1499