1. Malocclusion of the Teeth;Angle,1907
2. Changes in the Human Face Brought About by Development;Hellman;Int. J. Orthodontia,1927
3. The Face of the Normal Child;Broadbent;Angle Orthodontist,1937
4. On the Growth Pattern of the Human Head From the Third Month to the Eighth Year of Life;Brodie;Am. J. Anat.,1941
5. Evolutionary Trends in Orthodontia;Tweed;Am. J. Orthodontics,1953