Man Seated in His Study; verso: Four Sketches of Eavesdropping Figures

Transparent and opaque watercolor, gray ink over graphite on parchment

Black chalk on parchment

Graphite on parchment, autograph framing line in graphite

Brown ink on beige antique laid paper with framing lines in black ink

Transparent watercolor, with application of gum, and opaque watercolor over traces of black chalk on cream antqiue laid paper

Brown ink and brown and gray wash over graphite, with a framing line in brown ink, on off-white antique laid paper

Graphite on parchment autograph framing line in graphite

Brown and gray wash over graphite on cream antique laid paper, framing lines in brown ink

Black ink, gray wash and white opaque watercolor or chalk on blue paper

Black ink and gray wash, squared in red and bluish chalk, on cream antique laid paper, framing line in red chalk and gray ink, attached to mount at three corners

Brown ink over black chalk on cream antique laid paper, framing line in brown ink

Black and white chalk on antique laid blue paper discolored to greenish brown, mounted on antique laid paper