1. American Public Health Association, 1936-1937. IV. Report of subcommittee on bacteriological procedures in air analysis. A bacteriological method of sanitary air analysis. Yearbook, p. 100.
2. Dissemination of pullorum disease in the incubator;Bushneil;Kan. Agr. Exp. Sta. Tech. Bul.,1931
3. Sanitation in the hatchery;Dakan;Ohio Agr. Ext. Bul.,1929
4. Studies on incubator hygiene. I. Formalin fumigation;Graham;Poultry Sci.,1932
5. II. Germicidal effect of formaldehyde released by potassium permanganate and Cheesecloth;Graham;Poultry Sci.,1932