
    No. 89-1193.
    No. 89-1499.
    No. 89-1508.
    B & H Industries of Southwest Florida, Inc. v. Dieter et al. Plazzo et al. v. Nationwide Mutual Insurance Co. et al. Colorado Interstate Gas Co. v. Natural Gas Pipe Line Company of America et al.
   C. A. 11th Cir.; C. A. 6th Cir.; and C. A. 10th Cir. The Solicitor General is invited to file briefs in these cases expressing the views of the United States.  