(No place, nor year, but presumably Paris around 1770).
Folio. (42,5 x 26 cm.). Sheets loosely inlaid, sewn 4 by 4 leaves, in portfolio with ties. Title-page and 48 pp. Written in a fine, large legible hand, but unidentified, in brown ink. On good thick paper, clean and fine.
Fine manuscript on iron and steel production and their use in regard to military equipment.
Order-nr.: 60029