1. The relation of specific gravity to hatching power in eggs of the domestic fowl;Munro;Sci. Agric. 21:53-62.',1940
2. Further data on the relation between shell strength, potential hatchability and chick viability in the fowl;Munro;Sci. Agric.,1942
3. Influence of the specific gravity of hens' eggs on fertility, hatching power, and growth of chicks;Mussehl;J. Agric. Res.,1923