aurist การใช้

In 1770 Graham left England for America, travelling around the middle colonies as an oculist and aurist before settling in Philadelphia.
Mr Curtis divided opinion at the time, being known as a " great aurist " and a " quack " in equal measure, as illustrated by the story of his " treatment " of Robert Peel.
In 1899, Carl E . Seashore Prof . of Psychology at U . Iowa, United States, introduced the audiometer as an instrument to measure the keenness of hearing whether in the laboratory, schoolroom, or office of the psychologist or aurist.