> Perhaps to use OUTPUTFORMAT with > > FORMATOPTION "PALETTE=/path/to/palette.txt" > FORMATOPTION "PALETTE_FORCE=on" > > may help > > http://gis.ibbeck.de/ginfo/apps/OLExamples/OL210/MapServer_SLD_World/MapServ > er_Grayscale.asp > > Arnd Arnd, Thank you, that should work. Lowell