
    No. 75-62.
    No. 75-66.
    No. 75-278.
    No. 75-306.
    Runyon et ux. v. McCrary et al.; Fairfax-Brewster School, Inc. v. Gonzales et ux.; Southern Independent School Assn. v. McCrary et al.; and McCrary et al. v. Runyon et al.
   C. A. 4th Cir. [Certiorari granted, ante, p. 945.] Motion of Dade Christian Schools, Inc., for leave to file a brief as amicus curiae granted.  