The words “Administrator of General Services” are substituted for “Director of Public Buildings and Public Parks of the National Capital” [subsequently changed to “Director of the National Park Service” because of section 2 of Executive Order No. 6166 (eff. June 10, 1933) and the Act of March 2, 1934 (ch. 38, 48 Stat. 389), and “Public Buildings Administrator” because of sections 301 and 303 of Reorganization Plan No. I of 1939 (eff. July 1, 1939, 53 Stat. 1426, 1427)] because of section 103(a) of the Federal Property and Administrative Services Act of 1949 (ch. 288, 63 Stat. 380), which is restated as section 303(c) [303(b)] of the revised title. The words “National Capital Planning Commission” are substituted for “National Capital Park and Planning Commission” because of section 9 of the Act of June 6, 1924 (ch. 270), as added by section 1 of the Act of July 19, 1952 (ch. 949, 66 Stat. 790). See section 8711(f) of the revised title.