California State Officials Biographies 1911

A. J. COOK

Submitted by Nancy Pratt Melton

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COMMISSIONER OF HORTICULTURE
A. J. COOK (Republican) was born at Owosso, Michigan, in 1842; educated in 
public schools until 1858, working vacations on his father's farm. Entered 
Michigan Agricultural College in 1858, from which he received the degree of B.S. 
in 1862, M.S. in 1865, and D.Sc. in 1905. Studied at Harvard 1867 and 1868. At 
Cornell in 1878 and 1879. Instructor in mathematics in Michigan Agricultural 
College two years. Professor of Zoology and Entomology from 1868 to 1893. 
Entomologist in Michigan Experiment Station 1888-91. Agricultural extension 
work, Michigan Agricultural College, 1875 to 1893. Curator General Museum 1875 
to 1893. Professor of Biology, Pomona College, Claremont, and Curator Museum, 
1894-1911. Conductor Agricultural extension work, University of California, 1894 
to 1905. First to make kerosene emulsion (1877), and to demonstrate and advocate 
the use of the arsenites as a specific against the codling moth in 1880. Author: 
Beekeeper's Guide, Injurious Insects of Michigan, The Silo and Silage, Maple 
Sugar and the Sugar Bush, Birds of Michigan; sponsor for Pomona College Journals 
of Entomology and Botany, and of Laguna Laboratory Report; appointed State 
Commissioner of Horticulture of California in 1911.
 
Source: California Blue Book, or State Roster, 1911
Compiled by Frank C. Jordan, Secretary of State
Friend W. Richardson, Superintendent of State Printing, Sacramento, CA, 1913