1. The normal development of the leg bones of chickens with respect to their ash content.;Harshaw;Jour. Agr. Res.,1934
2. Studies relative to the estimation of vitamin D. 7.;Lachat;Effect of age, sex, size, and calcification in young chicks on accuracy of preventive bioassay. Jour. Assoc. Off. Agric. Chem.,1936
3. Studies relative to the estimation of vitamin D. 3.;Lachat;Effect of calcification upon growth and sex differences in White Leghorn chicks. Poul. Sci.,1936