he opening through the rope obstructions near Fort Sumter, if practicable, and have a new opening made near Moultrie.
The houses near the batteries on James Island must be torn down.
In conclusion, the General directs that you will construct two more sunken positions for heavy guns, near the Martello Tower (making five there in all), and also a work at the old mortar battery near Mount Pleasant, to cover Hog Island Channel, the inner harbor, and the bridge to Sullivan's Island.
Lieutenant G. Young will be ordered to report to you to take charge of the harbor torpedoes, in addition to his other duties.
Very respectfully, your obedient servant, Clifton H. Smith, A. A. G.
Headquarters, Department S. C., Ga., and Fla., Charleston, S. C., August 19th, 1863. Lieut.-Col. D. B. Harris, Chf.-Eng., Dept. S. C., Ga., and Fla., Charleston, S. C.:
Colonel,—Castle Pinckney must now be put in a condition, as soon as practicable, to become an effective part of the interior lines; to