Ambrosius de Spiera's Quadragesimale de floribus sapientiae

Ambrosius de Spiera's Quadragesimale de floribus sapientiae
Bonetus Locatellus for Octavianus Scotus, 1488/9
SPIERA, Ambrosius de (1413-1455). Quadragesimale de floribus sapientiae. Edited by Marcus Venetus. Venice: Bonetus Locatellus for Octavianus Scotus, 20 February 1488/9.

Fourth edition of an important book of Lenten sermons by the Servite preacher Ambrosius de Spiera, originally delivered to his brothers at the Servite monastery of Saint Marcello in Rome. HC 922*; BMC V 436; BSB-Ink S-525; IGI 9132; Goff S-681; ISTC is00681000.

Median quarto (226 x 164mm). 313 leaves (of 314, without final blank). Woodcut printer’s device (occasional spots and dust-soiling). Modern olive morocco, with earlier vellum wrapper bound in at end. Provenance: some marginalia (trimmed) – stamps on first two leaves of crowned "S" – acquired from H.P. Kraus, New York, 2 May 1955.