".: 7. Romae ( Roma ), ex typographia Salvioni, 1776 , 1777 , 2 vols in-8°, 408 pp ; 506 pp + (4)nn pp (of which one blank), uniformly bound in 2 full vellum bindings with gilt spines. Ex-library with small stamp on title page. Incomplete, lacks volume III. Well known attack by Mamachi on the heretic ideas of Justinus Febronius ( Johann von Hontheim ), bischop of Trier who opposed the worldly power of the pope. . Lacks unfortunately the third part."