1. Cin-Ex Camera Studies of the Tracheo-bronchial Tree;Macklin;The Grace Hospital Bulletin,1929
2. The Dynamic Bronchial Tree;Macklin;Amer. Rev. Tuberc.,1932
3. Cin-Ex Camera Studies of the Tracheo-Bronchial Tree;Hudson;The Grace Hospital Bulletin,1929
4. Miller, William Snow: Quoted by Hudson, W. A., and Jarre, Hans A., Ibid.
5. Postural Treatment of Pulmonary Tuberculosis;Brock;Kentucky M. J.,1938