. "Hollandse Waterlinie" . . . "water lines" . "Old Dutch Waterline" . "Dutch Water Line" . . "New Hollandic Water Line" . . "Water Defense Line" . "Water Line" . "Dutch Water Line" . "Holland Water Line" . "new Dutch Water Line" . . "New Dutch Water Line" . "Waterline" . "Hollandic Water Line" . "stabilised" . . . . . "New Hollandic Line" . . "1629\u20131815 (Old)" . . "New Dutch Waterline" . "Old / New Dutch Waterline" . . . "Dutch Water Line#New Dutch Waterline" . . . . . "1815\u20131940 (New)" . .