
    No. 508.
    Lucas et al. v. Forty-Fourth General Assembly of Colorado et al.
   Appeal from the United States District Court for the District of Colorado. (Probable jurisdiction noted, 375 U. S. 938.) The motion of the Solicitor General, on behalf of the United States, for leave to participate in the oral argument, as amicus curiae, is granted and thirty minutes are allotted for that purpose. Counsel for the appellees are allotted an additional thirty minutes for oral argument.  