10686 Designating Certain Officers of the Post Office Department To Act as Postmaster General Signed: November 1, 1956 Federal Register page and date: 21 FR 8479, November 6, 1956 Amends: EO 10154, August 22, 1950 Superseded by: EO 11313, October 15, 1966 See: EO 10558, January 14, 1955