
    No. 16.
    No. 18.
    No. 558.
    Brotherhood of Locomotive Firemen & Enginemen et al. v. Chicago, Rock Island & Pacific Railroad Co. et al., Hardin, Prosecuting Attorney, et al. v. Chicago, Rock Island & Pacific Railroad Co. et al., Pennington et al. v. United Mine Workers of America,
   ante, p. 129;

ante, p. 129; and

ante, p. 983. Petitions for rehearing denied. Mr. Justice Fortas took no part in the consideration or decision of these petitions.  