(3-96) Ravine east of the Third Louisiana Redan. The wooden mortars were constructed by S.R. Tresilian, Division Engineer, Third Division, 17th Corps.  Site Marker: Three wooden mortars banded with iron, one 6-pounder and two 12-pounders, were served here July 1-3, 1863, against the Confederate Third Louisiana Redan and the small work at its Confederate right