42 - DUPIN (Baron Charles). Applications of Geometry and Mechanics to the Navy, Civil Engineering, etc., as a Continuation of *Developments in Geometry*...

DUPIN (Baron Charles). Applications of Geometry and Mechanics to the Navy, Civil Engineering, etc., as a Continuation of *Developments in Geometry*... Paris, Bachelier, 1822, in-4. XXXV-330 pp.—17 plates. Green half-calf, spine with 4 false raised bands decorated with gilt motifs, embossed fleurons between the raised bands, marbled edges. (Contemporary binding). - A fine copy, well bound. The half-title page bears a handwritten “ex dono” inscription and a wet stamp. The 17 folded plates, line engravings by Adam based on the author’s drawings, depict geometric figures. Pierre-Charles-François Dupin (Varzy, in the Nièvre, 1784–Paris 1873) was the brother of André-Marie-Jean-Jacques, a prominent political figure from the Nièvre. A graduate of the École Polytechnique, he was a student of Monge and a friend of Carnot. (Guéneau, Dict. Biogr. du Nivernais, pp. 65–66, which does not cite this book—Quérard II, p. 699).