50.474690 7.780113 50.475246 7.781856 50.474690 7.780113 50.475246 7.781856 50.475246 7.780113 50.475235 7.780217 50.475222 7.780350 50.475201 7.780492 50.475180 7.780625 50.475151 7.780755 50.475125 7.780860 50.475052 7.781054 50.474947 7.781231 50.474900 7.781342 50.474848 7.781461 50.474798 7.781567 50.474759 7.781653 50.474721 7.781738 50.474692 7.781843 50.474690 7.781856 193691 Entwicklung Quellen und Quellbäche Gewässerkundliches Flächenverzeichnis