Plate 10: two heads of old soldiers wearing helmets, both facing left and looking downwards, from 'The principles of design' (I principii del disegno), Stefano della Bella, circa 1641

Print. Date: circa 1641. Dimensions: Sheet: 4 3/4 x 6 1/8 in. (12.1 x 15.6 cm). Medium: etching print. Collection: Metropolitan Museum of Art. Plate 10- two heads of old soldiers wearing helmets, both facing left and looking downwards, from 'The principles of design' (I principii del disegno) MET DP829702