1. Milk secretion;Gowen,1924
2. The mode of inheritance in yearly butterfat production;Turner;Mo. Agric. Exper. Sta. Res. Bull.,1927
3. The mode of inheritance of yearly butterfat production;Gifford;Mo. Agric. Exper. Sta. Res. Bull.,1928
4. The inheritance of milk yield in Ayrshire cows;Smith;Jour. Dairy Res.,1930
5. The contribution of the dam in inheritance of milk and butterfat;Copeland;Jour. Dairy Sci.,1931