(i) graphite frottage on paper in 2 parts, with accompanying letter
(ii) collotype of whole frottage on paper

(i) frottages
22.4 x 11.8 cm (8 7/8 x 4 5/8 in.)
18.8 cm x 26.1 cm (7 3/8 x 10 1/4 in.)
(ii) collotype
49.9 x 32.2 cm (19 5/8 x 12 5/8 in.)

Frottage and collotype executed in 1925.