Undated, Around 1820.
4to. (22 x 18 cm.). Contemp. hcalf. Gilt spines. Titlelabel with gilt lettering. A paperlabel pasted on lower part of spine. Title-page. I-X (Table des materières),186 pp. and 6 folded MS-plates in folio with 29 geometrical figures. Written in a fine small legible hand in brown ink in French. Many mathematical formulas describing different trajectories, loads, ammunition etc., discussing and correction the theories of Gregory, Poisson, Rumford, Robins, Bezout, Borda, Legendre etc. The MS does nor unveils the name of the author. Unprinted ?.