Gezicht op de duinen buiten Den Haag1811 · brush on pencil, paperheight: 160 cm, width: 257 cmRijksmuseum
Ontwerpen voor reeks aquatints Sketches in Flanders and Holland1811 · brush on paper, watercolor (paint), pencilheight: 160 cm, width: 257 cmRijksmuseum
WattsOSCSCow Scratching her Rump1789 · Watercolor and gouache over traces of black chalk, on cream wove card17.6 × 17.1 cm (6 15/16 × 6 3/4 in.)Art Institute of Chicago
WattsOSTSTwo Sketches of Barefoot Boy with Basket1789 · Watercolor and graphite on cream wove paper19 × 27 cm (7 1/2 × 10 11/16 in.)Art Institute of Chicago
WattsOSVTVista Through the Trees1789 · Graphite with brush and gray wash and watercolor, on tan wove paper18.6 × 27.3 cm (7 3/8 × 10 3/4 in.)Art Institute of Chicago