One leaf from Rationale divinorum officiorum by Guillelmus Duranti. Printed in Basel by Berthold Ruppel and Michael Wenssler not after 1477. Illustrated with red rubricated initials. [GW 9111; ISTC id00415000]

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]