GERSON, Johannes. Opera, [n.p., 1489-1517]. 3 volumes, small 2, printed in double columns, full-page woodcut of a pilgrim on verso of title in vol. I and II, initials and paragraph marks supplied in red and blue in vol. II, title within woodcut border in vol. III (index bound in at beginning in vol. I, lacking last blank in vol. I, large marginal paper repairs to recto of title in vol. II, some leaves browned and lower margin in vol. II waterstained, stronger at end, some light worming in vol. I and II affecting text, occasional spotting), later calf (worn), label of the Jesuits on each title.