STATE OF CALIFORNIA DEPARTMENT OF PROFESSIONAL AND VOCATIONAL STANDARDS, STATE BOARD OF BARBER EXAMINERS (1953). Laws groverning the practice of barbering in California. Art. 6523. 7.
2.
STATE OF CALIFORNIA DEPARTMENT OF PROFESSIONAL AND VOCATIONAL STANDARDS, STATE BOARD OF BARBER EXAMINERS (1953). Laws governing the practice of barbering in California. S. 1. Art. 6551. 15.
3.
LIVERPOOL CORPORATION ACT, 1955. S. 42. 34.
4.
SANITARY CODE OF THE STATE OF NEW YORK. (1954). The Barbers' Licence Law (Article 28 of the General Business Law) S. 432. 4.
5.
Summer, W. (1953). Ultra Violet Deodorization of Air. J. R. San. I., 73. 5. 583.
6.
Lincoln, P.A. (1955). The Disinfection of Hairdressing Equipment. Sanitarian, Volume 64. No. 1, p. 5.
7.
Ginsburg, B. (1948). Bureau of Sanitary Engineering, New York City Department of Health. Sanitation in your Salon. 69.
8.
Ginsburg, B. (1948). Bureau of Sanitary Engineering, New York City Department of Health. Sanitation in your Salon. 94.