VERTCRS["NGF-IGN78 height",VDATUM["Nivellement General de la France - IGN78"],CS[vertical,1],AXIS["gravity-related height (H)",up,LENGTHUNIT["metre",1]],USAGE[SCOPE["Geodesy, engineering survey."],AREA["France - Corsica onshore."],BBOX[41.31,8.5,43.07,9.63]],ID["EPSG",5721]]