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Overzichtskaart Westland . nl Westland Hoogheemraadschap Delflant overzichtskaart van Delfland door Mathijs de Been van Wena uit Transferred from org nl transfered to Commons by User GijsvdL using de php CommonsHelper br Original text hhdelfland nl hhdelfland nl Mathijs de Been van Wena Original uploader was Michiel