1. Legge, Thomas: Industrial Maladies. London, Oxford Medical Publications, 1934.
2. Hamilton, Alice: Exploring the Dangerous Trades. Boston, Little, Brown & Co., 1943. (See also Hamilton and Hardy's “Industrial Toxicology,” 1949.)
3. McCord, C. P.: Blind Hog's Acorns. Detroit, McCloud, 1946.
4. Johnstone, H. F. (ed.): Handbook on Aerosols. United States Atomic Energy Commission. Government Printing Office, 1950.