Dated in ink upper right: “MDCCLXXII” (1777); inscribed in ink lower left: “Designé par J.A. de Tasch, Capitaine des Ingénieurs de S.M.F.” Watermark is a fleur de lys in a crowned shield and letters WR and Honig watermark. In fine condition aside from scattered foxing, especially in lower half of sheet, which measures 11 1/8 x 14 5/8 inches.