One leaf from Rationale divinorum officiorum by Guillelmus Duranti. Printed in Strassburg by the Printer of the 1483 Jordanus de Quedlinburg (Georg Husner) on September 1, 1488. Illustrated with red rubricated initals. [GW 9135; ISTC id00434000]

One leaf from Rationale divinorum officiorum, edited by Johannes Aloisius Tuscanus. Printed in Rome by Georgius Lauer on October 16, 1477. [GW 9113; ISTC id00414000]

Leaves 1 and 2 of Rationale divinorum officiorum by Guillelmus Duranti and edited by Johannes Aloisius Tuscanus. Printed in Vicenza by Hermannus Liechtenstein in 1480. Illustrated with red and blue rubicated initials. [GW 9120; ISTC id00423000]

One leaf of Sermones dominicales super epistolas Pauli by Thomas Ebendorfer. Illustrated with red rubricated initials. Printed in Strassburg by Heinrich Knoblochtzer in 1478. [GW 9173; ISTC ie00002000]

One leaf from Mathesis (De nativitatibus libri VIII) by Julius Firmicus Maternus. Printed in Venice by Aldus Manutius, Romanus, in June and October 1499. Edited by Franciscus Niger. [GW 9981; ISTC if00191000]

One leaf of Schatzbehalter der wahren Reichtümer des Heils, printed in Nuremberg by Anton Koberger on November 8, 1491. [GW 10329; ISTC is00306000]

One leaf from Malogranatum by Abbas Cisterciensis Gallus. Printed in Strassburg by Heinrich Eggestein not after 1473. Illustrated with red rubricated initals. [GW M01847; ISTC ig00047000]

One leaf from Cursus quaestionum super totam logicam by Georgius Bruxellensis and edited by Thomas Bricot. Printed either in Basel by Michael Furter or Johann Amerbach; or in Freiburg im Breisgau by Kilianus Piscator (Fischer) circa 1494. [GW 10644;…

One leaf from Epitomata, seu Reparationes totius philosophiae naturalis Aristotelis, by Gerardus de Harderwyck. Printed in Cologne by Heinrich Quentell on February 29, 1496. [GW 10674; ISTC ig00168000]

One leaf from Opera by Johannes Gerson. Printed in Strassburg by Martin Flach (Printer of Strassburg) in 1494. Illustrated with red and blue rubricated initals. [GW 10717; ISTC ig00189000]

One leaf from Opera by Johannes Gerson. Printed in Cologne by Johann Koelhoff, the Elder, in 1483-1484. [GW 10713; ISTC ig00185000]

One leaf of Opera by Johannes Gerson and edited by Johannes Geiler von Kaisersberg. Printed in Strassburg by Johann (Reinhard) Grüninger in 1488. [GW 10714; ISTC ig00186000]

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]