There is a link to a book published in 1881" 3 1/2 years in the army or the history of the Second Colorados. This was one of the key USV units in MO and they fought extensivly in MO in 1864 against Bushwackers and Gen. Prices invasion. Archive.org/stream/3 1/2 year or just type in the title on google.

Leonard Unger