A Red and White Striped Tulip (Proncker)

Opaque and transparent watercolor on off-white antique laid paper

Black chalk, brown wash, green and rose transparent watercolor, and opaque white watercolor (now darkened) on off-white antique laid paper; framing line in brown ink

Red chalk on cream antique laid paper, framing lines in brown ink

Brown ink over black chalk and touches of graphite on cream antique laid paper

Brown ink and gray wash over black chalk, with later additions of dark gray wash and white and yellow opaque watercolor, on off-white antique laid paper; verso: brown ink and gray wash over black chalk

Brown wash and ink on antique laid paper, framing line in gold; mount: graphite, brown wash, and gold

Black chalk and gray and brown wash on light tan antique laid paper, framing line in brown ink

Transparent and opaque watercolor on antique laid paper

Red chalk and red chalk wash on cream antique laid paper, framing line in brown ink

Brown ink on cream antique laid paper, framing lines in brown ink

Black chalk and gray wash on cream antique laid paper, framing lines in brown ink and partial framing line in black chalk, laid down on mount