James A. Seddon, (CSA Secretary of War), one page LS, June 15, 1863 war-date letter to John H. Reagan, (CSA) P.M.G., Richmond, Va., letter with 'Confederate States of America, War Department, Richmond, Va.' printed letterhead, contents acknowledge receipt of application of W.T. Avery for position on Military Court of the Army of Northern Virginia, 7¾ x 8" on blue-lined stationery, small hole in center affecting two words of the text, but very far from signature, otherwise very fine