...when he received my order that he would be relieved by the Third Corps, and on being relieved, would rejoin his own corps (Twelfth) on the right, after waiting for some time to be relieved he sent to General Sickles a staff officer with instructions to explain the position and its importance, and to ask, if troops could not be sent to relieve him, that General Sickles would send one of his staff to see the groun...