
    No. 81-1120.
    No. 82-1429.
    No. 82-1467.
    No. 82-1550.
    No. 82-6210.
    United States et al. v. Rylander et al., Trout v. Lehman, Secretary of the Navy, et al., Frost v. United States, Mason et al. v. Panama Canal Co. et al., Burden v. Georgia,
   460 U. S. 752;

460 U. S. 1085;

460 U. S. 1070;

460 U. S. 1086; and

460 U. S. 1103. Petitions for rehearing denied.  