1. The relation of antecedent egg production to the sex ratio.;Callenbach;Poul. Sci.,1929
2. Seasonal effects on Mendelian segregations and Sex Ratios.;Christie;Separat ur Hereditas XIV,1930
3. The relation of internal secretion and growth in the domestic fowl.;Chew;I. Effect of thyroid feeding on growth rate, feathering, and egg production. Vet. Jour.,1923
4. The Descent of Man.;Darwin;Rev. Ed.,1874
5. Experiments on modifying the normal proportion of the sexes in the domestic fowl.;Field;Biol. Bull.,1901