Background
KELLERMAN, Karl Frederic Son of William Ashbrook and Stella V. (Dennis) Kellerman.
KELLERMAN, Karl Frederic Son of William Ashbrook and Stella V. (Dennis) Kellerman.
Ohio State University, 1899. Cornell University, Bachelor of Science, 1900. Kansas College, Doctor of Science, 1923.
Assistant, Physiologist, Bureau of Plant Industry, United States Department of Agriculture, 1901-1904. Physiologist, Laboratory Plant Physiology, 1905-1906. In charge of soil bacteria and water purification investigations.
1906-1914; Assistant, to Chief Engineer, isthmian Canal Committee, Panama, to improve quality of water supply of Canal Zone, 1906-1907. Assistant Chief of Bureau, 1914-1917. Associate Chief, 1917.
Member, Federal Horticultural Board, 1914-1924. Wrote numerous publications on water purification, plant diseases, etc.
Member of American Association for the Advancement of Science. Washington Academy; International Society Soil Science. Sigma Xi. Clubs: Cosmos, Columbia Country, Federal.
Spouse Gertrude Hast, August 17, 1905, Cumberland, Maryland.