Amendment of Executive Order No. 10495, Prescribing the Order of 10669 Succession of Officers To Act as Secretary of Defense, Secretary of the Army, Secretary of the Navy, and Secretary of the Air Force Signed: May 18, 1956 Federal Register page and date: 21 FR 3335, May 22, 1956 Amends: EO 10495, October 14, 1953 Revoked by: EO 10820, May 18, 1959