19th-20th century
Black ink on off-white wove paper
20th centuryAmericanBlack and colored inks, wash, and collage elements on paper
20th centuryGermanWatercolor over graphite on off-white wove?
20th centuryAmericanGraphite on paper
20th centuryGermanGraphite on paper
20th centuryGermanBrown ink, brown wash, touches of black chalk, and [later?] blue-gray wash on cream antique laid paper
17th centuryDutchRed chalk on blue wove paper
19th centuryAmericanGraphite on paper
20th centuryGermanWatercolor over graphite on heavy off-white wove paper
19th centuryAmericanInk, red wash, and gray gouache on paper
20th centuryGermanWatercolor, black ink, and black crayon on cream wove paper
20th centuryGermanBlack crayon on paper
20th centuryGerman