
    No. 72-549.
    No. 72-550.
    School Board of City of Richmond, Virginia, et al. v. State Board of Education of Virginia et al., Bradley et al. v. State Board of Education of Virginia et al.,
   412 U. S. 92; and

412 U. S. 92. Petitions for rehearing denied.

Mr. Justice Powell took no part in the consideration or decision of these petitions.  