VERTCRS["NIVELLEMENT GENERAL DE LA CORSE (NGC)",
    VDATUM["NIVELLEMENT GENERAL DE LA CORSE (NGC)"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["LOCALE, HISTORIQUE"],
        AREA["CORSE"],
        BBOX[41.2,8,43.5,10]],
    ID["IGNF","NGC48"]]