19th-20th century
Graphite on off-white wove paper
20th centuryAmericanBlack ink and gray wash on cream laid paper
20th centuryAmericanPure flake white pigment on Japanese paper
20th centuryBritishGraphite on paper
20th centuryGermanOpaque watercolor and graphite on paper-faced board
20th centuryAmericanBrown ink and brown wash over black chalk, with a framing line in brown ink, on cream antique laid paper
17th centuryDutchCharcoal on off-white wove paper
20th centuryAmericanGraphite on paper, mounted
20th centuryGermanColored marker and blue pen on paper
20th centuryGermanBlack and green crayon ; black crayon on paper
20th centuryGermanGraphite on off-white wove paper
19th centuryAmericanBlue crayon on paper
20th centuryGerman