[1][2] Permanent displays dedicated to the Begg technique can be found in the Smithsonian Institution in Washington DC, the Library of the American Dental Association in Chicago, and the PR Begg Museum at the University of Adelaide.
Before he left for the US, Begg at one point drew a sketch of the aboriginal people of Australia and noticed that their incisors were completely worn down.
A striking fact he observed was that these aboriginal people had no caries or periodontal disease in their teeth.
[3] Begg decided to enroll in Angle School of Orthodontia in Pasadena, California in 1924.
Begg and Fred Ishii of Japan were the first to treat patients with the edgewise appliance at Angle School of Orthodontia.
Begg initially experimented with Edward Angle's non-extraction therapy but without much success.
He is known to have developed the "Australian orthodontic wires" in the 1940s when he worked with a metallurgist named Arthur J.