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5by Krumbiegel, Ingo, 1903-, Krumbiegel, Ingo, 1903-1990, Krumbiegel, Ingo, 1903-1990, Krumbiegel, Ingo, 1903-1990-“...Grosse Naturforscher...”
Published 1957
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6by Freiesleben, Hans Christian, Freiesleben, Hans Christian, Freiesleben, Hans Christian“...Grosse Naturforscher...”
Published 1962
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7by Baltzer, Fritz, Baltzer, Fritz, 1884, Baltzer, Fritz, 1884-, Baltzer, Fritz, 1884-1974, Baltzer, Fritz, 1884-1974“...Grosse Naturforscher...”
Published 1962
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