Statistics for occurrence #1 of “Col. Roger W. Hanson” in chapter 3 of Col. J. Stoddard Johnston, Confederate Military History, a library of Confederate States Military History: Volume 9.1, Kentucky:

...tucky, was organized at Camp Boone, July 21, 1861, with J. Morrison Hawes as colonel, a graduate of West Point, who was promoted brigadier-general before active operations began, and was succeeded by Col. Roger W. Hanson , with Robert A. Johnson, of Louisville, as lieutenant-colonel, and James W. Hewett, of the same place, major. Samuel K. Hayes, of Covington, was quartermaster and R. C. Wintersmith, of Elizabethtow...
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