James D. Porter, Confederate Military History, a library of Confederate States Military History: Volume 7.1, Tennessee
Clement Anselm Evans, Ed.

[83] Later, the Forty-first was sent to support the Tenth, Thirtieth and Fiftieth Tennessee, hotly engaged on Gregg's left, but receiving a dispatch from Colonel Adams, of the cavalry, that the enemy had a large supporting force advancing, the brigade was ordered to withdraw. This, General Gregg said, was effected in admirable order. No pursuit was made, and the command was camped for the night five miles from the battlefield.

The Federal forces lost 322 officers and men killed, wounded and captured; the Confederates, 23 officers and men killed and wounded, and 186 captured. Among the killed were Capt. R. T. Cooper and Lieut. W. W. Rutledge, Third Tennessee; Col. Randall W. MacGavock, and Lieut. John Ames, Tenth Tennessee; Capt. Abner S. Boone, Forty-first Tennessee. Lieutenant-Colonel Beaumont, Fiftieth Tennessee, was wounded in the head by a rifle ball and for a time disabled during the action, but his wound was dressed and he returned to his regiment. Colonel MacGavock, who was killed while gallantly urging his command to the conflict, and was succeeded by Lieutenant-Colonel Turner, was referred to as a brave and meritorious officer and an educated and talented gentleman. Gen. Joseph E. Johnston, commanding the department, mentioned his loss with much regret. Gregg's brigade continued with the forces under General Johnston during the siege of Vicksburg and participated in the operations for the relief of that city, and the defense of Jackson.

Two other Tennessee brigades in Mississippi were attached to the forces under the immediate command of General Pemberton. One, under Col. A. W. Reynolds, consisted of the Forty-third Tennessee, Col. J. W. Gillespie; Thirty-first, Col. W. M. Bradford; Third (provisional army), Col. N. J. Lillard, and Fifty-ninth, Col. W. L. Eakin. They left Edwards depot, on the Jackson railroad, on the night of May 15, 1863, as the rear guard of Pemberton's army then marching in the direction