136–138. ISBN 978-3-8319-0038-1. "Tossens" (in German). Förderverein Leuchtturm Roter Sand e.V. Archived from the original on 26 August 2014. Retrieved...
33 KB (485 words) - 14:09, 16 October 2023
States National Geospatial-Intelligence Agency. 2010. p. 158. "Großer Leuchtturm Borkum - pharologie.de". www.pharologie.de. Retrieved 2020-08-04. List...
17 KB (1,422 words) - 20:14, 28 September 2023