Background
Knowlton, Frank Hall was born on September 2, 1860 in Brandon, Vermont, United States. Son of Julius Augustus and Mary Ellen (Blackmer) Knowlton.
Knowlton, Frank Hall was born on September 2, 1860 in Brandon, Vermont, United States. Son of Julius Augustus and Mary Ellen (Blackmer) Knowlton.
Bachelor of Science, Middlebury College, 1884, Master of Science, 1887, honorary Doctor of Science, 1921. Doctor of Philosophy, Columbian (now George Washington University, 1896.
Married second, Rena Genevieve Ruff, October 3, 1893. 1 son, Frank Lester. Aid, 1884-1887, assistant curator botany, 1887-1889, assistant palæontologist, 1889-1900, United States National Museum. Palæontologist, 1900-1907, geologist, July since 1907, United States Geological Survey, professor botany, Columbian, 1887-1896.
Editor The Plant World, 1897-1904 (founder).
Assistant on Century Dictionary, writing definitions in botany. Had whole charge of botany for Standard Dictionary, for which he prepared about 25,000 definitions.
Assisted in preparing botanical definitions for new edit (1900) of Webster’s Dictionary.
Prepared botanical matter for The Jewish Encyclopædia.
Fellow Geological Society America (vice president 1917-1918), Palæontol. Society America (vice president 1910 and 1915, president 1917-1918).
Married Annie Stirling Moorhead, September 27, 1887 (died 1890). Married second, Rena Genevieve Ruff, October 3, 1893.