Thank you Roger, I am currently chasing down the GDAL method you refer to instead of using the GRASS method, will post results when they occur. D -- View this message in context: http://r-sig-geo.2731867.n2.nabble.com/spgrass6-r-in-wms-tp6600318p6607855.html Sent from the R-sig-geo mailing list archive at Nabble.com.