19th-20th century
Black ink on off-white wove paper
20th centuryGermanGraphite and colored pencil on paper
20th centuryGermanGraphite
19th centuryFrenchTransparent watercolor and black ink on cream wove paper
20th centuryAmericanGouache on two pieces of Japanese paper, mounted on black board
20th centuryAmericanColored marker and opaque watercolor on paper
21st centuryGermanPastel on cardboard
20th centuryAmericanBlack chalk on cream antique laid paper
18th centuryItalianBrown wash over black chalk on cream antique laid paper
17th centuryItalianOil on tracing paper
20th centuryAmericanWatercolor and gouache over graphite, with areas of varnish, on cream wove paper
19th centuryFrenchPaper
19th-20th centuryGerman