Does anyone have any code \ bright ideas to take ASCII XYZ data and convert it to USGS DEM format?? I want to import XYZ values into MI grid format, and USGS appears to be the only available import option. Many thanks... Phil ---------------------------------------------------------------------- To unsubscribe from this list, send e-mail to [EMAIL PROTECTED] and put "unsubscribe MAPINFO-L" in the message body, or contact [EMAIL PROTECTED]