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schwarzschild |
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| navigate by keyword : 275 1975 academy antenna astro astronomical astronomy berlin building canceled circa closeup collection correspondence cosmic ddr discovery editorial exploration falling galaxy gdr german germany history hobby jena karl letters mail mark meteor observatory philately piece post postage postmark printed printing satellite schwarzschild sciences shower showing space special stamp stamps stars tautenburg technology telescope universe years |
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| GERMANY, DDR - CIRCA 1975 : a postage stamp from Germany, GDR showing the Karl Schwarzschild Observatory, Tautenburg near Jena. 275 years of the Academy of Sciences, Berlin , |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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