c. 1620-40
12 x 19.7 cm (4 3/4 x 7 3/4 in.)
[Christie's, Amsterdam, November 25, 1992, lot 626 (together with two other drawings of shells as Bartolomeus Assteyn)], sold; to Maida and George Abrams Collection, Boston
Black chalk on parchment
17th centuryDutchBlack chalk on cream antique laid paper, framing line in black ink
17th centuryDutchBlack and red chalk on off-white antique laid paper, laid down
17th centuryDutchTransparent and opaque watercolor and brown ink over graphite on off-white cream antique laid paper
17th centuryDutchBrown ink, brown wash, and white opaque watercolor over black chalk on cream antique laid paper, mounted on brown paper
17th centuryDutchBrown ink and brown wash on cream antique laid paper
17th centuryDutchBlack and white chalk and white opaque watercolor on gray-blue paper, framing line in black chalk at upper edge; verso: trial strokes in colored pastel
17th centuryDutchTransparent and opaque watercolor and black chalk on parchment
17th centuryDutchBlack and red chalk [possibly a counterproof?] on off-white antique laid paper, framing line in brown ink
17th centuryDutchBrown ink and brown wash over black chalk on off-white paper
17th centuryDutchBrown ink, brown wash, red, blue, and yellow chalk wash with graphite on cream antique laid paper; remnants of a brown-ink framing line at upper, left, and lower edges; verso: brown ink and gray wash
17th centuryDutchTransparent and opaque watercolor, heightened with gold, on parchment
17th centuryDutch