Public laws, 83d Congress. 527. H. R. 8713. act to amend sec. 1 (d) of Helium act (50 U. S. C. sec. 161 (d), and to repeal sec. 3 (13) of act to amend or repeal certain Government property laws, and for other purposes, approved Oct. 31, 1951 (65 Stat. 701).