Fol. vii. 'Dialecticæ Institutiones ...' by Melchior Juars, of Valencia, written down by John Lacey, an Irishman, Feb. 13, 1643-June 22, 1645: preceded at fol. v by a 'Breuis ac facilis arguendi methodus' Fol. 1. 'Commentaria in uniuersam Aristotelis Logicam ...' by M. Juars, and copied by J. Lacey July 17-Sept. 29, 1646: with a list of contents. There is scribbling on fols. i, 166v.