A Report of the Psychopathic Laboratory of the Municipal Court of Chicago

Carnegie Institution – Cold Spring Harbor, Long Island, N. Y., January 1, 1922.

X-ray Treatment. The treatment for sterilization by X-rays consists in both sexes of subjecting the sex-glands and, of course. the tissues covering them to irradiation.  p. 421

“But, of the several methods proposed for simplifying the achievement of permanent sexual sterilization, X-ray treatment holds out the greatest promise.”  p. 422

Link To Eugenical Sterilization In The US: A Report of the Psychopathic Laboratory of the Municipal Court of Chicago