Portrait of a Man, perhaps Simon van Slingelandt

Black and white chalk on blue antique laid paper

Brown ink and brown and gray wash over graphite, with a framing line in brown ink, on off-white antique laid paper

Transparent and opaque watercolor, gray ink and graphite on parchment, mounted ata four corners

Brown ink, brown wash and black chalk, with a framing line in brown ink, on off-white paper, laid down

Black chalk, colored washes on cream antique laid paper

Brown ink on off-white antique laid paper, framing lines in brown ink

Black chalk and gray wash on cream antique laid paper

Brown ink, brown and gray wash, and white opaque watercolor correction (dog) over graphite on off-white antique laid paper, framing line in brown ink

Brown ink on off-white antique laid paper, mounted overall; framing line in brown ink

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

Brown ink and gray wash on beige antique laid paper, framing lines in brown ink

Black chalk on beige antique laid paper, framing line in brown ink and partial framing line in black chalk