DS, one page, 7.75 x 9.5, Executive Mansion, Washington, lightly lined letterhead, July 5, 1866. In full: 'John A. Graham, assistant Register, is hereby appointed to discharge the duties of Register of the Treasury during the absence of J.B. Colby, Esq., the Register.' 'President - U.S.' has been added in another hand in blue ink beneath Johnson's signature. The letter is double matted and framed with a book engraving of the president to an overall size of 19.5 x 15. In fine condition, with scattered light creasing. COA John Reznikoff/University Archives and RRAuction COA.