Paris: Jombert, 1749.
Handsome copper-engraved vignette heading the Dedication and 36 folding plans. XXIV, 247pp. 4to, full contemporary calf with gilt spine (board well-worn with front cover detached; internally fine). Paris: Chez Charles-Antoine Jombert, 1749. First edition.
First edition of this important work by the noted military engineer. Clairac acknowledges the genius of Marechal Vauban's work on fortification and assault and mathematically improves on earlier designs for fortification. Uncommon. -- Graesse II, 90; Jordan, 712.