JUDY, Check old Mo county bios, pub about 1880. SARSHALL COOPER DIED ON A DARK STORMY night in one of the angles of Ft COOPER, N of the Mo R in present day Howard Co Mo (across the river from Cooper County). He was sitting around the fire with his family and friends and an indian made a hole just large enough for the muzzle of his rifle. On Dec 17, 1818 COOPER county was named for him. BENJAMIN (Rev claim# S,16722) received penion Saline Co Mo, D Saline Co Mo 1841, b 25 Jan 1756 Culpepper Co Va.