19th-20th century
Colored marker and blue pen on paper
20th centuryGermanGraphite on off-white wove paper
19th-20th centuryAmericanInk on paper
20th centuryGermanBlack marker on paper
20th centuryGerman
Acrylic paint on paper
20th centuryAmericanGraphite on paper
19th centuryBritish
Graphite on buff wove paper
20th centuryAmericanWatercolor on off-white wove paper
19th-20th centuryAmericanBlack chalk counterproof on off-white antique laid paper
19th centuryFrenchRed chalk on cream antique laid paper, laid down on a decorated mount
17th-18th centuryItalian
Silverpoint on prepared paper
20th centuryGerman