opinion: April 24, 1950.
  Per Curiam Decisions.
  No. 490.
  United States v. Cotton Valley Operators Committee et al.
  Argued April 18, 1950.
  Decided April 24, 1950.
  Assistant Attorney General Bergson argued the cause for the United States.
  With him on the brief were Solicitor General Perlman, Charles H. Weston, Stanley M. Silverberg and Richard E. Guggenheim. Arthur O’Quin argued the cause for the Ohio Oil Co. et al., appellees.
  With him on the brief were Charles D. Egan, David E. Smitherman, John M. Madison, W. Scott Wilkinson, H. F. Aby, Leslie Moses, A. M. Gee, C. F. Currier and Leon O’Quin. Charles L. Black argued the cause for the Stanolind Oil & Gas Co. et al., appellees.
  With him on the brief were Donald Campbell, W. W. Heard and Dan Moody. Chas. B. Wallace, Walace Hawkins and Earl A. Brown submitted on brief for the Magnolia Petroleum Co., appellee.
  Appeal from the United States District Court for the Western District of Louisiana.
  Per Curiam:
  The judgment is affirmed by an equally divided Court.
  Mr. Justice Clark took no part in the consideration or decision of this case.
choices: stay, petition, or motion granted affirmed (includes modified) reversed reversed and remanded vacated and remanded affirmed and reversed (or vacated) in part affirmed and reversed (or vacated) in part and remanded vacated petition denied or appeal dismissed certification to or from a lower court no disposition