One leaf from Parvulus philosophiae naturalis in Physicam Aristotelis introductorius by Petrus Gerticz. Printed in Leipzig by Wolfgang Stöckel on February 23, 1499. [GW 3465; ISTC ig00277750]

One leaf of Decretum (cum apparatu Bartholomaei Brixiensis) by Gratianus. Printed in Venice by Baptista de Tortis circa 1485-1486. Illustrated with red and blue rubricated initials. [GW 11369; ISTC ig00375500]

One leaf from Decretum (cum apparatu Bartholomaei Brixiensis) by Gratianus. Printed in Basel by Bernhard Richel on June 10, 1476. Illustrated with red rubricated initials. [GW 11356; ISTC ig00365000]

One leaf of Moralia, sive Expositio in Job by Pont. Max. Gregorius I. Illustrated with red rubricated initials. Printed in Basel by Nicolaus Kesler in 1496. [GW 11434; ISTC ig00432000]

One leaf from Dialogorum libri quattuor [German], Das buch der zwaÿer red mit ainander, by Pont. Max. Gregorius I and edited by Johannes von Speyer. Printed in Augsburg by Johann Bämler at the Monastery of SS. Ulrich and Afra in 1473. [GW 11405; ISTC…

One leaf from Moralia, sive Expositio in Job [Italian] Sopra la vita di Job, by Pont. Max. Gregorius I. Translated by Zanobi da Strata and Giovanni da Tussignano. Printed in Florence by Nicolaus Laurentii, Alamanus, on June 15, 1486. [GW 11438; ISTC…

One leaf from Decretales cum glossa by Pont. Max. Gregorius IX. Printed in Basel by Michael Wenssler on August 19, 1478. Illustrated with red rubricated initials. [GW 11456; ISTC ig00450000]

One leaf from Decretales cum glossa by Pont. Max. Gregorius IX. Printed in Basel by Michael Wenssler in 1486. Illustrated with red rubricated initials. [GW 11472; ISTC ig00460000]

One leaf from Decretales cum glossa by Pont. Max. Gregorius IX. Printed in Basel by Michael Wenssler on March 15, 1482. Illustrated with red and blue rubricated initials. [ig00454000]

One leaf of Quadragesimale by Johannes Gritsch. Printed in Augsburg by Johann Wiener in 1477. Illustrated with red rubricated initials. [GW 11542; ISTC ig00492000]

One leaf from Quadragesimale by Johannes Gritsch. Printed in Strassburg by the Printer of Henricus Ariminesis (Georg Reyser) not after 1477. Illustrated with red rubricated initials. [GW 11541; ISTC ig00493000]

One leaf of Summa de vitiis by Guilielmus Paraldus. Printed in Basel by Berthold Ruppel circa 1474. Illustrated with red rubricated initials. [GW 12051; ISTC ip00089000]