Study after Rembrandt's Portrait of the Minister Eleazar Swalmius

Brown ink, gray and brown wash over black and red chalk on off-white antique laid paper, incised, framing line in brown ink, mounted on a gilt and hand-colored mount of blue paper

Black, gray, brown, green, yellow, and violet transparent watercolor and yellow and white opaque watercolor on off-white antique laid paper, framing line in brown ink

Black ink, brown and gray wash and watercolor, over black chalk on parchment

Brown and black ink, gray wash, and black chalk, on cream antique laid paper, with a framing line in brown ink

Black chalk on light tan antique laid paper, framing lines in brown ink and black chalk

Black ink, gray and red wash, incised, on cream antique laid paper, with two framing lines in gray ink; verso: incised, with oil residue

Black and white chalk, squared in graphite, on faded blue antique laid paper; verso: black and white chalk counterproof with touches of ochre, with squaring transferred from recto

Black chalk and gray wash on cream antique laid paper, partial framing line in black chalk

Black chalk and gray wash on off-white antique laid paper

Black and white chalk on blue paper

Black and white chalk on blue paper, faded to gray-beige, partial framing line in black ink

Red chalk on light tan antique laid paper, mounted overall to a pink mount