Background
JACOBSEN, William Cornelius was born on April 20, 1894 in San Francisco, California, United States. Son of Cornelius Justus and Emma Katherine (Kriete) Jacobsen.
Bureau of Plant Quarantine and Pest Control California Department of Agriculture chief
JACOBSEN, William Cornelius was born on April 20, 1894 in San Francisco, California, United States. Son of Cornelius Justus and Emma Katherine (Kriete) Jacobsen.
Prescott, Arizona; University of California, Berkeley, California, B. A.
Field Assistant, United States Biological Survey, 1913-1915, Biological Assistant, 1916-1918. California State Commission Horticulture, Sunt. Rodent Control, 1918-1919.
California State Department Agriculture, Superintendent Rodent and Weed Control, 1919-1923. Chief, Bureau Plant Quar. and Pest Control, 1923-1930. Secretary- Treasurer, Western Plant Quar.
Board, 1923-1931.
Member: Sigma Xi; American Association for the Advancement of Science. American Association Economics Entomologists. American Association Mammalogists.
Club: Cooper, California Entomologists.
Spouse Freda Stewart, July 22, 1920, Sacramento, California.