Harold, the following is from”Hamilton County Confederates.”

This site also contains information concerning his brothers
http://www.chattanoogan.com/articles/article_70959.asp

WITT, Allen Rufus 10AR Colonel
Born 17 Aug. 1830, HC, oldest son of Jesse Witt (1808-1881) and Sarah Rogers (1808-1845). In 1842 family moved to AR, settling on Little Red River near Quitman. ARW was only one of children to receive an education, attending Arkansas College in Fayetteville. As a young man, ARW went on a cattle drive to Cal., and in 1857 elected state land commissioner. Married Henrietta C. Miller and had five children.
In July, 1861, at Springfield, AR, chosen to be captain of Co. A ("Quitman Rifles"), 10AR. Fall 1861 10AR to Camp Beauregard, KY where many became ill and died. 31 Dec. 1861 10AR to Bowling Green, then to Shiloh where Co. A suffered 84 casualties including ARW who was wounded. May, 1862 ARW elected colonel of 10AR. Vicksburg, attempt by Breckinridge to capt. Baton Rouge,being posted for a time at Ponchatoula before joining garrison at Port Hudson.
27 May 1863, during first major assault on Port Hudson, ARW captured along with 50 of his men. Eventually taken north to be confined at Fort Delaware, but on 10 June 1863, he was one of 70 CSA officers who escaped from the US steam transport Maple Leaf, and made their way to Richmond. From there, ARW travelled to AR. By the time he arrived, the enl. men of his regt. at Port Hudson had been surrendered and paroled and had returned to state.
ARW reorganized 10AR as 10AR Cav., and throughout most of 1864, regt. scouted and raided in northern AR. In fall, 1864, they joined S. Price during his last raid into MO. Winter, 1864 regt. continued to harass Union forces in northern AR until eventually dispersed by Col. Abraham H. Ryan's 3AR Cav. (USA) based in Lewisburg.
May, 1865, Gen. M. Jeff Thompson, cmdg. Northern Subdistrict of AR, negotiated surrender of command. 10AR surrendered and paroled at Jacksonport, AR, 5 June 1865.
After war, ARW elected to AR Senate, rept. Van Buren and Izard Counties until disqualified by Congress. reconstruction acts. With the return of the Democrats to power, ARW was elected (1874) to constit. convention rept. Van Buren. On 27 April 1901 ARW awarded UDC cross of honor. By the time of his death, 1903, ARW had been named Brig. Genl. of Militia.