GUILELMUS DURANTUS. RATIONALE DIVINORUM. Venezia 1568

4, 375, 1 cc Complete
Binding in coeval full vellum with handwritten title on the spine.
Small tear at the corner of a paper but overall a fine and fresh copy of the Rationale Divinorum Officiorum which was for many years the most complete source for the knowledge of Western liturgical worship of the late Middle Ages