This regimental marker is located on Union Avenue 500 yards south of Graveyard Road. Also there is a marker designataing the assault of 19 May 1863 located on Graveyard Road opposite the Stockade Redan; a marker designating the assault of 22 May 1863 is located on Confederate Ave behind the Missouri Memorial and a marker designating a sharpshooter's line 250 yards south of the Missouri Memorial on the Scout's Trail.
This unit was attached to Col. Giles A. Smith's 1st Brigade of Maj. Gen. Francis P. Blair's 2nd Division, Maj. Gen. William T. Sherman's XV Army Corps and was commanded by Col. Nathan W. Tupper.
Inscription on Marker reads:
116th INFANTRY
Col. Nathan W. Tupper
1st Brig. 2nd Div. 15TH Corps
CASUALITIES:
Assault, May 19, 1863
Killed 6. Wounded 64. Missing 1. Total 71
Assault May 22, Killed 1, wounded 8.
Total 9. Lieut. Nathan W. Wheeler
killed, Lieut. Gusten F. Hardy Mortally Wounded.
Aggregate, killed 7, wounded 72.
Missing 1, Total 80.