19th century
Black chalk on blue wove paper, incised; verso: black and white chalk, squared
19th centurySwissWatercolor and graphite on off-white paper
19th centurySwissGraphite
19th centurySwissBlack ink and gold paint(?) on tan paper
19th-20th centurySwissBrown ink and brown wash on cream paper
18th-19th centurySwissBlack ink and gray wash
18th-19th centurySwissBlack ink and brown wash over graphite on cream paper
18th-19th centurySwissBrown ink, watercolor, opaque white watercolor, and graphite on brown paper
18th-19th centurySwissWatercolor and graphite, squared in graphite, on cream wove paper
19th centurySwissBrown ink and brown wash on cream paper
19th centurySwissGraphite on off-white paper
19th-20th centurySwissCharcoal and white chalk, squared, on blue paper
19th centurySwiss