AGOP, JOANNES [i. e., YOVHANNES, Konstandnupolsec'i]. Puritas Haygica: sive, Grammatica Armenica. [6], 246, [4] pages. bound with his: Grammatica Latina Armenice explicata. Folding letterpress Roman calendar table (paginated 215). 214, [2] pages. and his: Puritas linguae Armenicae. 215, [1] pages. Together, 3 volumes in one. 4to, 214x160 mm, contemporary vellum boards, white ink shelf number on spine, front joint partly cracked; mostly light marginal foxing in first 2 works, heavy browning at end of the third, St. Charles Borromeo Seminary stamp on first title, accession number on next leaf. Rome: typis Sac. Congr. de Prop. Fide, 1675; 1675; 1674