
    No. 81-2147.
    No. 81-2188.
    Arizona et al. v. San Carlos Apache Tribe of Arizona et al.; Arizona et al. v. Navajo Tribe of Indians et al; and Montana et al. v. Northern Cheyenne Tribe of the Northern Cheyenne Indian Reservation et al.,
   463 U. S. 545. Petitions of Fort McDowell Mohave-Apache Indian Community et al. and San Carlos Apache Tribe et al. for rehearing denied.  