An experimental investigation of the positive after-image in audition,

"Reprinted from the American journal of psychology, July, 1921, vol. XXXII."

The Last Supper, after Leonardo da Vinci

Rembrandt van Rijn; 1 ft. 2 1/4 in.x 1 ft. 6 45/64 in.; red chalk

Hadleigh Castle, The Mouth of the Thames--Morning after a Stormy Night

John Constable; 3 ft. 11 63/64 in.x 5 ft. 4 49/64 in.; oil on canvas

Self-Portrait (after Reynolds)

Henry Bone; 10 1/8 in.x 7 23/32 in.; enamel on coper

Francesco d'Este (born about 1430, died after 1475)

Rogier van der Weyden; 11 47/64 in.x 7 63/64 in. (painted surface); oil on wood

Francesco d'Este (born about 1430, died after 1475), reverse, Este family coat of arms and crest

Rogier van der Weyden; 11 47/64 in.x 7 63/64 in. (painted surface); oil on wood

The Martyrdom of Saint Peter, after Titian

Martino Rota; 1 ft. 3 25/32 in.x 10 45/64 in.; engraving

Ignudo, after Michelangelo

Peter Paul Rubens, after Michelangelo; 1 ft. 3 9/32 in.x 10 15/16 in.; red chalk drawing, retouched in red chalk with some red wash, heightened with white on paper

Bamboo after Wen Tong

Ke Jiusi; 3 ft. 6 23/64 in.x 1 ft. 6 47/64 in. (image); hanging scroll, ink on silk