Leonico Tomeo (Niccolà) Opuscula nuper in lucem aedita, title in red and black within woodcut border, woodcut initials and diagrams within text, some underlining and notes in ink to margins in early hand, some light foxing and browning, Venice, Bernardino Vitali, 1525, bound with Dialogi, ink note to title, some dampstaining, heavier towards end with final 12ff. frayed at foredge, insclusive Y4 with defect affecting text and paper repair and Z1-3 with paper repair along outer margin, Venice, Gregorio de Gregori, 1524, together 2 works in 1, first editions, ink library stamps to title, [Adams L502; L507], 16th century limp vellum, small 4to.

⁂ Two first editions of Leonico's important Latin translations of Aristotle, including the Quaestiones Mechanicae which became the text's most popular version during the 16th century. Born in Venice into a Greek family, Leonico pioneered the study of Aristotle in the original Greek as lecturer at Padua University from 1497(where he had a number of English students, among them Reginald Pole).