17th-18th century
20.7 x 26.3 cm (8 1/8 x 10 3/8 in.)
Graphite and Letraset
20th centuryBritishBlack and red chalk on cream antique laid paper, laid down on cream antique laid paper, framing lines in black ink
18th-19th centuryFrenchBlue crayon and graphite on off-white wove paper
20th centuryAmericanPastel and graphite on folded and layered brown wove paper
20th centuryAmericanGraphite on paper
20th centuryGermanOil paint on offset lithograph, 1989 edition of Flora de la Real Expedición Botánica del Nuevo Reino de Granada (1783-1810)
21st centuryPeruvianBrown ink and brown wash with white gouache on green-brown prepared antique laid paper, laid down
16th-17th centuryItalianWatercolor over graphite on heavy off-white wove paper
19th centuryAmericanGraphite on paper and mounted
20th centuryGermanColored pencil and graphite on gray cardboard
20th centuryAmerican