Cours de Mathematique, Qui Contient, Toutes les Parties de Cette Science, Mises a la Portee des Commencans, Three (3) Volume Set

Comprehensive study of mathematics and its applications by this German polymath, philosopher, lawyer, and mathematician of the Age of the Enlightenment. Original mottled leather bindings with ribbed spines, morocco labels, and decorative gilt trim and titles. Moderately edgeworn and rubbed. Corners bumped. Bindings firm, but there is some cracking and minor separation of boards from the upper and lower exterior gutters of volumes one and two. Red-stained page edges. Elaborate marbled endpapers in each volume. Some light occasional toning to pages of text. Contents otherwise clean and very good with 63 detailed fold-out plates ranging from such subjects as mathematics, geometry, trigonometry, perspective, geography, navigation, astronomy, architecture, etc. Of particular interest to the military historian is a large section of volume three devoted to military engineering, fortifications, artillery, and pyrotechnics. Text in French. Size: 8vo - over 7¾" - 9¾" tall.