This info is excerpted from the book "Early Life and Times of Boone County", and is available thru the LDS Family History Centers.
Charles I. HAWKINS page 477....Charles was a private in Company 'C', 150th Indiana Infantry
J.L. HAWKINS page 217
John HAWKINS page 203, page 206...John was the pastor of the Elizaville Baptist Church for 1 year
John W. HAWKINS page 295, page 475 ....John W. was the county treasurer; a private in Company 'I' of the 10th Indiana Infantry, mustered in 9-18-1861 and discharged 1-15-1863
William M. HAWKINS page 476....sergeant in Company 'H' of the 126th Infantry, mustered in 12-24-1863, discharged 9-19-1865 as QuarterMaster Sergeant