1. A Contribution to the Mechanism of Growth of the Human Face;Keith;Int. J. Orthodontia,1922
2. Facial Growth in Children, With Special Reference to Dentition;Smyth,1932
3. An Introduction to Growth of the Human Face From Infancy to Adulthood;Hellman;Int. J. Orthodontia,1932
4. Growth of the Face and Occlusion of the Teeth in Relation to Orthodontic Treatment;Hellman;Int. J. Orthodontia,1933
5. Changes in Dimensions and Form of the Face and Head With Age;Goldstein;Am. J. Phys. Anthropol.,1936