Jean Toutin, ‘Design for a Turtle-Shaped Pendant’, 1618, National Gallery of Art, Washington, D.C.
plate: 10.9 x 7.9 cm (4 5/16 x 3 1/8 in.)  sheet: 11.6 x 8.7 cm (4 9/16 x 3 7/16 in.)

About Jean Toutin