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With offices in Cincinnati, Cleveland and Denver, Cowan’s holds over 40 auctions each year, with annual sales exceeding $16M. We reach buyers around the globe, and take pride in our reputation for integrity, customer service and great results. A full-service house, Cowan’s Auctions specializes in Am...Read more
Jun 5, 2017 - Jun 26, 2017
Mayer, Tobias. MATHEMATISCHER ATLAS IN WELCHEM AUF 60 TABELLEN ALLE Theile der Mathematic vorgestellet und nicht allein überhaupt zu bequemer Wiederholung, sondern auch den Anfängern besonders zur Aufmunterung durch deutliche Beschreibung u. Figuren entworfen werden. Augsburg: J.A. Pfeffel, 1745. (With Supplement). 19 by 14 inches, oblong contemporary 1/2 leather and marbled board covers with gilt decorative insert to the upper cover. Copperplate engravings show all kinds of geometric, trigonometric and astronomical instruments, mechanical and optical figures, mills etc. On plate XI Mayer's own invention, the "Recipiangel", an instrument consisting of two diopter rulers turning around a fixed point intended for the measuring of angles. In addition there are plates on geography (no. XXXI with a map of Europe and a map of the Esslingen region), on sundials, fortifications, architecture etc. - The 8 plates in the appendix are about arithmetic and geometry only.
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