13th Iowa

On back of monument:
Iowa
13th Regiment Infantry Volunteers,
Commanded by Col. Marcellus M. Crocker.
This regiment held this position from 9 a.m. to 11 a.m., April 6, 1862. Retired under orders about two hundred yards, and maintained its position until about 2.30 p.m. Moved to a point near the camp of 15th Illinois Infantry where it repelled a charge of Wharton's Cavalry. Under orders, moved to a point near, and west of, camp of 3d Iowa Infantry, where it fought its severest engagement, and remained until about 4.30 p.m., when both flanks being turned, it fell back, by order, to the Corinth road and joined a portion of Colonel Tuttle's command; advanced toward the enemy; then retired to the last line of the day, its right in front of the camp of the 14th Iowa. Was in reserve line on the 7th with slight loss. Present for duty, including officers, musicians, teamsters, etc., 760. Its loss was, 1 officer and 23 men killed; 1 officer and 15 men mortally wounded; 8 officers and 118 men wounded; 5 men missing; total, 171.