Harsdörffer, Georg Philipp. Delitiæ philosophicæ et mathematicalæ. The Philosophical and Mathematical Refreshing Lessons. Third part. Part III (of 3). 7 (of 8) Bl., 659 pp., 18 Bl. With stung frontispiece, woodcut printer mark on the title, 2 plates (of 3) stung and numerous, partly half-sided text woodcuts. Parchment d. C. (strongly stained, dusted and rubbed). Nuremberg, Joh. Andreas Endter, 1653. VD17 39:118097K. – First edition of Part Three. ==References== Harsdörffer (1607-1658) deals in his work with all kinds of questions concerning starryness, architecture, air and water art, but also about virtue theory. – A copper panel and the first white sheet are missing. Due to paper browned, slightly brown and finger stained, in some places slightly moist and with few kink marks.