
    No. 78-1848.
    No. 78-6529.
    No. 78-6683.
    No. 78-6785.
    United States ex rel. Petrofsky v. Van Cott, Bagley, Cornwall & McCarthy et al., Turner v. Massey, Correctional Superintendent, Stoddard v. Weaver et al., Silo v. Warden, Holmesburg Prison, et al.,
   ante, p. 839;

ante, p. 914;

ante, p. 850; and

ante, p. 855. Petitions for rehearing denied.  