VERTCRS["Baltic 1957 height",VDATUM["Baltic 1957"],CS[vertical,1],AXIS["gravity-related height (H)",up,LENGTHUNIT["metre",1]],USAGE[SCOPE["Geodesy, engineering survey, topographic mapping."],AREA["Czechia; Slovakia."],BBOX[47.73,12.09,51.06,22.56]],ID["EPSG",8357]]