17. Free Library of Philadelphia, Lewis E 66 Title: Epistolae ad familiares Author: Cicero Place: Ferrara
18. Free Library of Philadelphia, Lewis E 77 Title: Decretals Author: Catholic Church, Raymond of Penyafort, Bernard of Botone, and Gregory X Place: France Date: 1300-1315
19. Free Library of Philadelphia, Lewis E 84 Title: Theological miscellany Author: Robert de Sorbon, Gregory I, Pseudo Bernard of Clairvaux, Hugh of Saint-Cher, and Innocent III Place: England Date: 1300-1350