A Tulip with White and Red Stripes (Wit en root Boode)

Brown ink and brown wash over black chalk on cream antique laid paper

Black ink, gray wash and white opaque watercolor or chalk on blue paper

Brown ink and brown wash on cream antique laid paper

Opaque and transparent watercolor on off-white antique laid paper, framing line in gray ink

Brown ink and gray wash over black chalk on off-white antique laid paper, mounted, framing lines in dark brown ink

Opaque and transparent watercolor on parchment

Black and white chalk on blue antique laid paper, mounted overall

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

Graphite and black chalk, partially incised, on white antique laid paper, framing line in graphite

Opaque watercolor and brown ink with touches of transparent watercolor on off-white antique laid paper, mounted, triple framing line in black, gold, and brown

Black and red chalk and red and green transparent watercolor on off-white antique laid paper

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