2 volumes in 1. [56] leaves, 1280 columns ; [10] leaves, 754 columns, [3] leaves, 404 columns, [37] leaves., 236 columns, [8] leaves, 158 columns, [3] leaves. First title page printed in red & black. Indexed with numerous tabs. (4to) 24x18 cm (9½x7"), period blindstamped pigskin, leather spine label, metal clasps.
Scarce edition the Catholic Church's canon law, including Lancelloti's "Institutiones Juris Canonici" to which he owes his worldwide reputation, written in the 16th century.