View of the Katelijnepoort in Mechelen

Brown ink on off white antique laid paper

Brown ink on beige antique laid paper with framing lines in black ink

Brown and black ink, gray wash, and graphite on cream antique laid paper, partial framing line in graphite

Brown ink and white opaque watercolor over traces of black chalk on light tan antique laid paper

Black chalk on cream antique laid paper

Graphite with touches of black chalk on parchment

Brown ink, brown and gray wash, green transparent watercolor, and touches of white chalk on the sheet of an account book, framing line in black ink and partial framing line in brown ink at bottom

Brown ink and brown and gray washes on off-white antique laid paper, mounted, double framing line in brown ink and gray wash

Black and white chalk on blue antique laid paper, discolored to brown

Black, white, and yellow (?) chalk on blue paper; perhaps black and white chalk and blue watercolor on oatmeal paper

Black chalk, gray and brown and green and yellow transparent watercolor on cream antique laid paper, framing line on three sides in gray ink

Brown ink and transparent and opaque watercolor over graphite on antique laid paper, framing line in brown ink