
    No. 80-581.
    Commonwealth Edison Co. et al. v. Montana et al.
   Appeal from Sup. Ct. Mont. Probable jurisdiction noted. Case set for oral argument in tandem with consolidated cases No. 80-11, Merrion et al., dba Merrion & Bayless, et al. v. Jicarilla Apache Tribe et al., and No. 80-15, Amoco Production Co. et al. v. Jicarilla Apache Tribe et al., supra. The Solicitor General is invited to file a brief in this case expressing the views of the United States.  