Tower of Fribourg

Brush and brown ink, charcoal(?), heightened with white gouache on brown paper

Graphite on cream wove paper

Graphite and brown ink on white paper

Brown, red and white chalk on blue-green wove paper

Graphite and watercolor on off-white paper

Metalpoint on prepared paper

Graphite on heavy cream wove paper

Graphite on off-white wove paper

Graphite on heavy cream wove paper

Watercolor and white gouache on off-white wove paper

Brown ink, brown wash, and graphite on cream paper