Preparatory education, Central High School (Cleveland) and New Lyme (O.) Institute. Bachelor of Arts, Adelbert College (Western Reserve University), 1901. Graduate student in physics, University of Nebraska.
Student in physics, University of Berlin, 1904-1906. Doctor of Philisophy, Johns Hopkins, 1921.
June 20, 1911; children—Mary V. McCoy, Louis Bryant. Assistant in physics, Ohio State University, 1902-1904. Instructor physics, University of Nebraska, 1906-1907, Adjunct Professor, 1907-1908, associate professor, 1908-1916, professor theoretical physics, 1916-1919.
With National bureau of Standards since 1919, assistant chief division of mechanics and sound since 1925.
Chairman bureau of Standards Ednl. Committee since 1921.
Head of radio division South.A.T.C., University of Nebraska, World War.
Member special commission on design of Airship ZR1 (Shenandoah), 1922-1923. Member of advisory commission on stratosphere flight National Geography Society and United States Army Air Corps since 1934. Member sub-commission on structural loads and methods of structural analysis, National Advisory Committee for Aeronautics, 1927-1939.
Member division of physical sciences, National Research Council, 1933-1939.
Member American Association for the Advancement of Science, American Physical Society, Optical Society of America (secretary 1929-1939), Institute of the Aeronautical Sciences, American Society for Testing Materials (Edgar Marburg lecturer 1935), Washington Academy Sciences (correspondent secretary 1927-1931. Clubs: Cosmos, Federal, Tourbillon.
Married Una Venable. Children: Mary V. McCoy, Louis Bryant.