
    No. 84-902.
    No. 84-921.
    No. 84-922.
    No. 84-926.
    No. 84-929.
    No. 84-1041.
    Wardair Canada Inc. v. Florida Department of Revenue; Northeastern International Airways, Inc., et al. v. Florida Department of Revenue; Lineas Aereas Costarricenses, S.A., et al. v. Florida Department of Revenue; Eastern Airlines Inc. v. Florida Department of Revenue; Delta Air Lines, Inc. v. Florida Department of Revenue; and Air Jamaica Ltd. et al. v. Florida Department of Revenue.
   Appeals from Sup. Ct. Fla. The Solicitor General is invited to file briefs in these cases expressing the views of the United States.  