Infra red rays and the lower frequencies of the luminous spectrum in therapeutics / W.D. Chesney. Chicago : McIntosh Electrical Corp., [1920?]. C5246i 1920z Osler - Robertson
Notes:
Plate I from a guide produced by the McIntosh Electronical Corp., no. 4 of their Educational Series.
Physical Description:
image.figure (illustration).black and white
22.8 x 10 cm
Language:
English
Subject:
Phototherapy.
Infrared Rays.
Publisher:
Olser Library of the History of Medicine, McGill University
is Part Of Exhibition:
Our Friend, the Sun: Images of Light Therapeutics from the Osler Library Collection, c.1901-1944