../ fig1.ps 31-Jul-1999 21:01 75413 fig2.ps 31-Jul-1999 21:01 74393 fig3.ps 31-Jul-1999 21:01 74668 fig4.ps 31-Jul-1999 21:01 73483 scivis.ps 31-Jul-1999 21:01 131665 scivis.txt 31-Jul-1999 21:01 27122