19th-20th century
Graphite on heavy buff card
20th centuryAmericanBlack marker and black pen on paper
Black chalk on cream modern laid paper
19th centuryBritishBrown ink and brown wash over black chalk on blue-green antique laid paper, laid down
16th-17th centuryItalian
Black ink on tan wove paper
20th centuryAmerican
Graphite and blue and black crayon on off-white wove paper
20th centuryAmerican
Watercolor, gouache, and black ink on off-white wove paper
20th centuryGermanAdhesive sticker on paper
Black and red marker on paper
20th centuryGermanGraphite and colored pencil on blueline print
20th centuryBritish
Black ink on off-white wove paper
20th centuryAmericanInk on cream paper
19th centuryBritish?