19th-20th century
Purple crayon on paper
20th centuryGerman?Charcoal on blue laid paper, faded
20th centuryAmericanColored marker on paper
20th centuryGermanWatercolor and selectively applied glaze on off-white modern laid paper
20th centuryAmericanBrown ink on off-white antique laid paper; verso: graphite
18th centuryFrenchGraphite on trace paper
20th centuryAmericanGraphite on off-white wove paper
19th-20th centuryAmericanBlack ink on faded brown Japanese paper
20th centuryAmericanWatercolor on cream wove paper
18th-19th centuryFrenchBlack chalk, squared in graphite, on tracing paper
19th centuryFrenchColored marker on paper
Black conté crayon on ivory tracing paper
20th centuryAmerican