19th-20th century
Graphite on buff paper
19th centuryBritish?Charcoal on cream laid paper
20th centuryAmericanBlack ink on darkened tracing paper, mounted to laid paper
19th centuryFrenchGraphite on paper
20th centuryAmericanWatercolor and white gouache over graphite on blue wove paper
19th-20th centuryAmericanBrown ink on cream wove paper with herringbone pattern from dandy roll
19th centuryBritishColored marker on paper
Graphite on off-white laid paper
20th centuryAmericanGraphite on paper
20th centuryAmericanOil paint on offset lithograph, 1989 edition of Flora de la Real Expedición Botánica del Nuevo Reino de Granada (1783-1810)
21st centuryPeruvianInk and opaque watercolor on paper; Rajput Style, Kota School
18th centuryIndianGraphite and colored pencil on paper
20th centuryGerman