A system of instruction in X-ray methods and medical uses of light, hot-air, vibration and high-frequency currents : prepared especially for the post-graduate home study of surgeons, general physicians, dentists [etc.] / by S. H. Monell. New York : E. R. Pelton, [c1902]. M742247s 1902 Osler - Robertson.
Here is depicted a patient inside one of Monell's full-body arc light cabinets, designed to treat pulmonary tuberculosis and general skin disorders. The caption reads: "This Plate shows the Cabinet with front open and both lamps in view. The small glass cuspidor near patient's head is for expectoration during treatment. Instruct patient to breathe deeply while in the cabinet."