Study for an Altar with the Virgin of the Immaculate Conception

Brown ink on cream antique laid paper

Brown ink over black chalk on cream antique laid paper

Brown ink on gray antique laid paper

Red chalk on beige paper

Brown wash and black chalk, squared, on cream antique laid paper; verso: black chalk

Brown ink over black chalk on cream paper

Brown ink and brown wash over black chalk on cream antique laid paper

Brown ink, blue-gray wash, and charcoal, squared in red chalk, on cream antique laid paper

Gray wash over black chalk on cream antique laid paper

Brown ink on white paper

Black and white chalk and charcoal on blue prepared blue antique laid paper

Brown wash and watercolor on buff antique laid paper mounted on linen