Lyndon Johnson actually said...
By virtue of the authority vested in me as President of the United States, it is ordered that Executive Order No. 11143 of March 2, 1964 (29 F.R. 3127), be, and it is hereby, amended by substituting '45 members' for '40 members' in subsection (b) of Section 1 thereof (48 CFR § 2.1(b)).
06/22/1964