17th-18th century
Graphite on light green wove paper
19th-20th centuryAmericanPaper
Blue pen on paper
20th centuryGermanGraphite, colored pencil and black ink on off-white wove paper
19th-20th centuryFrenchRed chalk with corrections(?) in white gouache on buff antique laid paper
19th centuryFrenchBlack chalk and pastel on brown paper
19th centurySwissGraphite on off-white wove paper
19th centuryAmericanGraphite on paper
20th centuryGermanBlack chalk on cream antique laid paper
18th centuryBritishMixed media
20th centuryGermanCrayon on buff tracing paper, with graphite inscriptions
20th centuryAmericanBlack crayon on off-white wove paper
20th centuryAmerican