...f not less than 50,000 effective men which Grant had on the west bank of the Tennessee River, not more than 5,000 were in ranks and available on the battle-field at nightfall on the 6th, exclusive of Lew Wallace 's division, say 8,500 men, that only came up during the night. The rest were either killed, wounded, captured, or scattered in inextricable and hopeless confusion for miles along the banks of the r...