...nental, Savannah, Tenn., March 14, 1862. Sir: I would suggest, as a precautionary measure, after I pass up the river with one gunboat and my division, that the other gunboat and one division, say Hurlbut 's or Wallace's, move up to Pittsburg Landing and there await our return. My belief is that the enemy's force under Cheatham will, after we pass Pittsburg, fall back on Corinth. Yet, if the force ...