org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse English German Die Wiener (Österreich / EU) Urania um 1930. Westseite mit Haupteingang....
Vienna. It was originally installed in the Urania, Vienna since 1910. Until the destruction of the Urania observatory in WW2, it was used for measuring...
