Table of the Permeability of Various Substances to Roentgen Rays
1896 · Photogravure, plate No. 5 from "Research on Photography with Röntgen Rays (Versuche über Photographie mittelst der Röntgen’schen Strahlen)"
Image: 23 × 17.8 cm (9 1/16 × 7 1/16 in.); Paper: 25.8 × 20.6 cm (10 3/16 × 8 1/8 in.); Mount: 48.9 × 34.1 cm (19 5/16 × 13 7/16 in.)
Art Institute of Chicago
