La Fortification Demonstree

Paris, 1604. Hardcover. Good. Considered the first independent French work on fortification, this is the second edition. Engraved title and 47 engravings in text (most three-quarter page) of diagrams for fortification, harbor defense and lines of fire, floral and historiated woodcut and metal-cut initials and factotums, woodcut head- and tailpieces. Folio, contemporary vellum, soiled, title laid down, I2 torn (repaired), minor repairs and light staining in the margins of a few leaves, the engraving on Cc2v
cropped. Errard was the principal military engineer under Henri IV, to whom the work is dedicated. Rare.