1875/en
Version vom 10. August 2011, 00:27 Uhr von 93.218.189.36 (Diskussion) (Die Seite wurde neu angelegt: „*The German Naval Observatory, Hamburg was founded as an Institution of the German Empire on 1st January, 1875. […“)
- The German Naval Observatory, Hamburg was founded as an Institution of the German Empire on 1st January, 1875.