Howell H. Moore wasn't killed at Helena. He died of illness on July 4, 1863, in a hospital east of the Mississippi River, probably in Georgia.

John H. Moore, first lieutenant of (old) Co. H, 8th Arkansas Infantry, was an Independence County man, born c1829.

John H[enry] Moore, a sergeant in Co. A, 1st (Dobbin's) Arkansas Cavalry, was a Phillips County man, born in 1833.