
    No. 71-507.
    Keyes et al. v. School District No. 1, Denver, Colorado, et al.
   C. A. 10th Cir. [Certiorari granted, 404 U. S. 1036.] Joint motion for additional time for oral argument granted and 15 minutes allotted for that purpose to each side.

Mr. Justice White took no part in the consideration or decision of this motion.  