 Complete the following phrase:  After the American Civil War, the lower battery was redesigned to mount 10-inch Rodman guns. It was a sub-post of Fort Trumbull for most of its use by the Army, although it was never actively garrisoned after the Civil War and had an ordce sergeant as caretaker. It was in the care of Ordce Sergeant Mark Wentworth Smith from 1863 to 1879, a MexicanAmerican War veteran who was wounded at the 