Petrus Coelemannus (Peter Coelemann), “Opus prosodicum Graecum novum: in quo syllabarum Graecarum positione, diphthongis, & vocabulis longis carentium, quantitates ex orthodoxis patribus, philosophis, historicis, oratoribus & poetis Graecis ... perspicue demonstrantur”, Francofurti, Rosa, 1651. Small 8vo, pp.325. Printer’s woodcut on title page, text in Greek and Latin. Full leather, rubbed and worn, signs of light waterstain on few pages and occasional marginal wormholes on last ~55 sheets.