AMBROSIUS. Opera, ad manuscriptos codices Vaticanos, Gallicanos, Belgicos, &c. nec-non ad editiones veteres emendata. Studio et labore monachorum Ordinis S. Benedicti, e Congregatione S. Mauri. Par., J.B. Coignard, 1686-90. 2 vols. (28) pp., 1618 cols., (46) pp; (12) pp., 1224 cols., (55) pp., lxiv, 614 cols., (12) pp. W. engr. front., 2 engr. ti-vign., sev. engr. headpieces & initials. Fol. Cont. cf. w. raised bands & dec. gilt backs. (Spine ends & corners vol. 2 a bit dam., w. libr. tickets on spines and on paste downs, else a fine and clean set with ample margins).