19th-20th century
Graphite and colored pencil on paper
20th centuryGermanGraphite and ink on paper
20th centuryAmericanGraphite on paper
20th centuryGermanPaper
20th centuryGermanRed and black marker on paper
21st centuryGermanInk on paper
19th centuryGermanWatercolor over graphite on off-white wove paper
19th-20th centuryAmericanGraphite on off-white wove paper
20th centuryAmericanBlack crayon on paper
20th centuryGermanBlack chalk on blue-brown antique laid paper, lined with off-white wove paper
16th centuryItalianOil and watercolor on thin off-white wove paper
19th-20th centuryAmerican