Ludovico Leoni. Dated: 1625. Dimensions: plate: 14 x 10.9 cm (5 1/2 x 4 5/16 in.) sheet: 18.4 x 15.2 cm (7 1/4 x 6 in.). Medium: etching with engraving with stipple on laid paper. Museum: National Gallery of Art, Washington DC. Author: Ottavio Leoni.