Sacrifices of Cain and Abel

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

Black and white chalk on blue antique laid paper, faded to gray-blue, framing line in brown ink

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

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

Brown ink, brown and gray wash, and oxidized white opaque watercolor, on cream antique laid paper; verso: red chalk and oxidized white opaque watercolor over graphite, framing line in brown ink

Black chalk, gray ink, and gray wash with brown ink on off-white antique laid paper

Brown ink on light tan antique laid paper, framing line in brown ink, mounted on antique laid paper

Brown ink, brown wash, black and red chalk, red chalk wash, and transparent watercolor on cream antique laid paper, framing line in black and red chalk, laid down on antique laid paper

Black chalk and gray ink on dark cream antique laid paper, framing line in black chalk

Black ink, gray wash, and white opaque watercolor over black chalk on off-white antique laid paper, framing line in black ink

Gray ink and gray wash and graphite on cream antique laid paper possibly prepared with light brown wash, framing line in brown ink

Black and white chalk or opaque watercolor with stray oil [?], with a framing line in black chalk, on light tan antique laid paper, perhaps prepared