![Aerial recording of the new construction of the computer facilities center on the new port in Den Helder in May 1989. All of the left lies the GW frigate Hr.Ms. De Ruyter ( Aerial recording of the new construction of the computer facilities center on the new port in Den Helder in May 1989. All of the left lies the GW frigate Hr.Ms. De Ruyter (](https://c8.alamy.com/comp/2F80YTW/aerial-recording-of-the-new-construction-of-the-computer-facilities-center-on-the-new-port-in-den-helder-in-may-1989-all-of-the-left-lies-the-gw-frigate-hrms-de-ruyter-f-806-1976-2001-and-on-the-other-side-of-the-water-the-supply-vessel-hrms-zuiderkruis-a-832!-975-2012-2F80YTW.jpg)
Aerial recording of the new construction of the computer facilities center on the new port in Den Helder in May 1989. All of the left lies the GW frigate Hr.Ms. De Ruyter (
![Aerial view of a part of the port of Den Helder (March 1990) with something below the middle of the sea dock Stock Photo - Alamy Aerial view of a part of the port of Den Helder (March 1990) with something below the middle of the sea dock Stock Photo - Alamy](https://c8.alamy.com/comp/2F80XRP/aerial-view-of-a-part-of-the-port-of-den-helder-march-1990-with-something-below-the-middle-of-the-sea-dock-2F80XRP.jpg)
Aerial view of a part of the port of Den Helder (March 1990) with something below the middle of the sea dock Stock Photo - Alamy
![Port of Den Helder on Twitter: "🚢@ActaMarine named its 3th Walk to Work Construction Support Vessel "Acta Centaurus" in Den Helder. Port of Den Helder is proud that this took place in Port of Den Helder on Twitter: "🚢@ActaMarine named its 3th Walk to Work Construction Support Vessel "Acta Centaurus" in Den Helder. Port of Den Helder is proud that this took place in](https://pbs.twimg.com/media/D7Us-5jWkAAQFds.jpg:large)