DURANTI, Gulielmus. Rationale diuinorum officiorum, Strassburg: Printer of the 1483 Jordanus de Quedlinburg (Georg Husner), 1 September 1488. 2° (294 x 205mm). 263 leaves (of 264, with the final blank, but lacks title), 47 lines and headline, double columns, gothic letter, initials su pplied in red, capitals in the first few leaves touched in red. (Slight worming in the last fifth of the book, increasing towards the end, most upper margins water stained, severely at the beginning). Contemporary Ulm or Ausburg binding of blind stamped pigskin over wooden boards, on the upper cover a central panel of 4 lily tools, the top and bottom ones surrounded by deeply impressed decoration, within two borders, the inner one composed of a roll of tools of a heart pierced by an arrow and the outer one of rosettes with the lily tool at the corners, on the lower cover a compartment in diaper pattern with the lily tool and a small floral tool in the spaces maded by the pattern, 2 borders, the inner one composed of a roll of 'ave maria' scrolls, the outer one as on the upper cover. (New clasp, small piece of leather missing from lower cover, somewhat wormed and discoloured). Provenance: Brother Christopher Knictteth (?), chaplain at Billickhaim (16th-century ownership inscription on front pastedown endpaper); the Cistercian Monastery at Schvnthal, near Wurzburg (late 16th/early17th century inscription at head of first page); J. Burleigh James (19th-century signature and note commenting on the rarity of this edition); George Becher Blomfield (bookplate); H. Legel (bookplate). Hain 6494*; GKW 9135; BMC I, 138; Goff D-434.