Study for an Altar with the Virgin of the Immaculate Conception

Brown ink on off-white paper

Gray wash and brown ink; verso: brown ink

Brown ink on cream antique laid paper

Brown ink and watercolor over traces of black chalk, incised, on cream antique laid paper

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

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

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

Brown ink and gray wash on off-white antique laid paper

Brown ink ovre chalk on cream antique laid paper

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

Red chalk on beige paper

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