19th-20th century
Black and white chalk on purple wove paper
19th centurySpanishBlack crayon with graphite and blue and green crayon on cream wove paper
19th-20th centuryAmericanColored marker on paper
Black, brown and blue crayon on paper
20th centuryGerman?Colored marker on paper
20th centuryGermanBlack ink on cream wove paper
20th centuryAmericanGraphite on paper
20th centuryGermanBlack ink on off-white laid paper
20th centuryAustrianBrown wash and graphite on antique laid paper
18th-19th centuryGermanWatercolor on heavy off-white wove paper
19th-20th centuryAmericanGraphite and colored pencil on paper
20th centuryGermanBrown ink and brown wash on off-white antique laid paper
17th centuryItalian