18th-19th century
21.1 x 26.7 cm (8 5/16 x 10 1/2 in.)
Gift of Edward W. Forbes
Colored chalks
20th centuryAmericanBlack and gray wash heightened with white gouache on tan antique laid paper
18th centuryItalianColored marker, black ink on paper, and adhesive on paper
20th centuryGermanGraphite and printed black ink on cream colored paper (verso: mimeographed Biology 21 worksheet)
20th centuryAmericanBlack and white chalk on pale green antique laid paper paper discolored to tan
18th centuryBritishGraphite on paper
20th centuryGermanBlack, blue and aqua crayon on paper
20th centuryGerman?Colored marker on paper
Black marker on paper
20th centuryGermanPure flake white pigment on Japanese paper
20th centuryBritishBlack ink on white wove paper
20th centuryIsraeli