Blokzijl Blokzijl Blokzijl 1812 Blokzijl MULTIPOLYGON(((5.945738 52.717373,5.942073 52.720086,5.942289 52.725477,5.949693 52.725712,5.954834 52.722632,5.954041 52.718502,5.952112 52.718239,5.945738 52.717373))) 1914 Blokzijl MULTIPOLYGON(((5.957572 52.716867,5.941975 52.712357,5.939815 52.717131,5.936357 52.724606,5.950021 52.728227,5.957238 52.725406,5.957572 52.716867))) 1943 Blokzijl MULTIPOLYGON(((5.957573 52.751108,5.958684 52.745441,5.967287 52.746477,5.967875 52.734971,5.969451 52.731009,5.975817 52.731068,5.976907 52.735017,5.983121 52.734716,5.98842 52.732443,6.00302 52.728414,6.012794 52.718297,6.012069 52.708954,6.00534 52.703957,5.990087 52.702957,5.980014 52.702019,5.9799 52.704536,5.961397 52.703817,5.952774 52.700623,5.954188 52.706998,5.941975 52.712357,5.939815 52.717131,5.927967 52.740461,5.940468 52.745437,5.945781 52.743974,5.947466 52.74837,5.955594 52.746983,5.957573 52.751108))) 1973-01-01