MAKE A MEME View Large Image Heliometer - Kuffner Observatory.jpg Heliometer of the Kuffner-Observatory Vienna Austria Heliometer der Kuffner-Sternwarte Wien Lexikon der gesamten Technik Otto Lueger Published 1904 Lueger Historical astronomical instruments Kuffner ...
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Keywords: Heliometer - Kuffner Observatory.jpg Heliometer of the Kuffner-Observatory Vienna Austria Heliometer der Kuffner-Sternwarte Wien Lexikon der gesamten Technik Otto Lueger Published 1904 Lueger Historical astronomical instruments Kuffner Observatory Heliometers
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