Errata

   "All reference to Patent No. 5,625,016 to Rinaldo S. Schiffino, et.
al. of Texas, for HIGH TEMPERATURE SOLUTION POLYMERIZATION PROCESS
appearing in the Official Gazette of April 29, 1997, should be deleted
since no patent was granted."

   "All reference to Patent No. 5,625,938 to John M. Beakes, et. al. of
Ohio, for STATOR MANUFACTURING METHOD appearing in the Official Gazette
of May 6, 1997, should be deleted since no patent was granted."

   "All reference to Patent No. 5,626,024 to Tomomi Kaneko, et. al. of
Japan, for SELF-CONTAINED COOLING APPARATUS FOR ACHIEVING CRYOGENIC
TEMPERATURES appearing in the Official Gazette of May 6, 1997, should be
deleted since no patent was granted."