108 MICHIGAN ACADEMY OF SCIENCE. 



SKETCH OF DR. DENNIS COOLEY. 



W. J. BEAL, FH. D. 



Dr. Dennis Cooler was born at Deerfield, Massachusetts, February 18, 

 1787; graduated at the Medical College of Berkshire in 1822; practiced 

 medicine for five years in Georgia; moved to Macomb county July, 1827, 

 locating in AYashington township, where he resumed practice until 

 1856. He was a great lover of science, especially of botany, and for 

 many years devoted much time to the study of the flora of his adopted 

 county, accumulating a large and valuable herbarium of about 4,000 

 plants, which are now the property of the Agricultural College, where 

 they are well mounted and well preserved. 



Dr. Cooley married Elizabeth Anderson, of Deerfield, Massachusetts^ 

 by whom there were two daughters, both of whom died wiiile young. 

 In 183G, he married Clara Andrus, of Macomb county. He was of 

 Scotch descent and a member of the Methodist church. He was ap- 

 pointed postmaster in July, 1836, and held the position continuously 

 for 23 years. He died September 8, 1860. 



