Egmond aan Zee Egmond aan Zee Egmond aan Zee 1812 Egmond aan Zee MULTIPOLYGON(((4.619282 52.62274,4.62815 52.622347,4.628049 52.61965,4.627679 52.615424,4.617641 52.615269,4.619282 52.62274))) 1865 Egmond aan Zee MULTIPOLYGON(((4.636865 52.613595,4.615827 52.609236,4.620381 52.62751,4.637298 52.622855,4.636865 52.613595))) 1978-07-01