1. Stone Age Man's Dentition;Begg;Am. J. Orthodontics,1954
2. Differential Force in Orthodontic Treatment;Begg;Am. J. Orthodontics,1956
3. Light Arch Wire Technique;Begg;Am. J. Orthodontics,1961
4. Biologic Orthodontic Therapy and Reality;Oppenheim;Angle Orthodontist,1935
5. Biologic Orthodontic Therapy and Reality;Oppenheim;Angle Orthodontist,1935