Leipzig, Grosse & Gleditsch, 1709. 4to. In: ""Acta Eruditorum Anno MDCCIX"". The entire volume offered in contemporary full vellum. Hand written title on spine. A yellow label pasted on to top of spine. Two small stamps to title-page and free front end-paper. Library label to pasted down front free end-paper. As usual with various browning to leaves and plates. Pp. 404-11. [Entire volume: Pp. (2), 547, (45) + eleven engraved plates.].
First printing of Swiss mathematician Jakob Hermann's paper on gravity. Hermann was a talented mathematician who was taught by Jakob Bernoulli and became friends with Leibnitz. (DSB VI, Pp. 304b-5a).The offered volume contains many other papers by influential contemporary mathematicians, philosophers and historians.