Letter from the Secretary of War, transmitting the information required by a resolution of the House of Representatives of the 16th January last, in relation to the examination of the Muscle Shoals in the Tennessee River, with a view to removing the obstructions to the navigation thereof, and the construction of a canal around the sameHouse of Representatives, Document 284, (United States. 20th Congress, 1st session). Reports and communications on the subject of surveying the Muscle Shoals in the Tennessee River and possibly digging a canal around the shoals