Member of New York Academy Dentistry, American Association Orthodontists, Rocky Mountain Society Orthodontists, Colo.
Background
Mckay, Frederick Sumner was born on April 13, 1874 in Lawrence, Massachusetts, United States. Son of Edward and Harriet Marilla (Wells) Mckay.
Education
Career
- Practicing dentist, Colorado Springs, Colorado, since 1901, New York City, 1917-1940. Conducted research starting 1908, final determination, 1931, of fluorides in water as cause of mottling and reduction dent. decay. Resulted in practice of adding fluor-rides to communal water systems.
Membership
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Nationality