Thomas Edison signed U.S. Post Office order, authorizing who could receive letters and parcels on his behalf. Signed ''Thos A. Edison'', order allows Edison's secretaries Harry F. Miller, George Meister and Patrick Brady to receive his mail, all three of whom also sign. Remainder of document completed in Miller's hand. Date stamped 5 March 1908 at top, document measures 3.5'' x 8''. Uniformly toned, else near fine condition.