1. The effect of sulphur against artificial infection with Eimeria acervulina and Eimeria tenella;Dickinson;Poult. Sci.,1939
2. Two basic factors in coccidial infection of the chicken;Johnson;Jour. A.V.M.A.,1927
3. Effect of five species of Eimeria upon egg production of Single Comb White Leghorns;Johnson;Jour. of Parasitol.,1931
4. Coccidiosis of the chicken;Johnson;Ore. Agri. Expt. Sta. Bull. 314.,1933
5. Coccidiosis of the chicken with special reference to species;Johnson;Ore. Agri. Expt. Sta. Bull. 358.,1938