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Credit
Catalogue of Edison-Lalande batteries, Edison motors and fan outfits, Edison projecting kinetoscopes, Edison X-ray apparatus, Edison cautery transformers, Edison electro-medical appliances manufactured by Edison Manufacturing Co., Thomas A. Edison, Proprietor. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.