SoUhrStdSchleifen

Wandsonnenuhr mit Stunden-Linien und -Schleifen | Author: Dr.-Ing. S.Wetzler alias Analemma | Source: Own work | License: CC BY-SA 3.0
  • Title: SoUhrStdSchleifen
Author: Dr.-Ing. S.Wetzler | Source: Own work | License: CC BY-SA

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