Frank, Now that the "CPLAtof() - different results than atof()" [1] bug in GDAL is fixed, do you think you could regenerate the broken PROJ.4's epsg file and provide a bugfix PROJ.4 release? [1]http://trac.osgeo.org/gdal/ticket/2036 Best, Maciek -- Maciej Sieczka www.sieczka.org