
    No. 71-6754.
    No. 72-2.
    No. 72-5109.
    Van Pelt v. DiCosimo, Palmer et al. v. United States, Hill v. Gauvin et al.,
   ante, p. 865;

ante, p.

874; and

ante, p. 918. Motions for leave to file petitions for rehearing denied.  