1. Artificial breeding of turkeys;Burrows;Poultry Sci.,1938
2. The effect of temperature and time of storage on the fertilizing capacity of undiluted fowl semen;Garren;Poultry Sci.,1952
3. Harper, J. A., and J. E. Parker, 1947. Breeding for improvement of Broad Breasted Bronze turkeys—a progress report. Oregon Agri. Exp. Sta. Cir. of Inf. No. 419.
4. Harper, J. A., 1949. Turkey research at Oregon State College—a progress report. Oregon Agri. Exper. Sta. Cir. of Inf. No. 470.
5. Family differences in fertility of turkey hens;Harper;Poultry Sci.,1950