undated
13.97 x 21.59 cm (5 1/2 x 8 1/2 in.)
Black ink on off-white wove paper
19th centuryAmerican
Watercolor on white wove paper
20th centurySwissColored marker on paper

Charcoal, graphite wash and graphite with polyester resin moulded hand, string, paintbrush and wooden ruler on off-white wove paper
20th centuryAmericanGraphite on off-white wove paper
19th centuryAmericanGraphite and watercolor on off-white paper
19th centuryBritishBlack chalk on cream laid paper
19th centuryRussianGraphite on slightly darkened off-white wove paper
19th centuryAmerican
Black ink on cream wove paper
20th centuryAmerican
Black ink on translucent vellum paper
20th centuryGermanGraphite on off-white wove paper; verso: graphite and charcoal
20th centuryAmericanBlack chalk on off-white antique laid paper; verso: black chalk counterproof, possibly worked up in black chalk
17th centuryDutch