GERMANY - CIRCA 1982: A stamp printed in Germany shows Robert Heinrich Hermann Koch (1843-1910), Discoverer of Tubercle Bacillus, 1882, Nobel Prize in Physiology or Medicine, circa 1982

GERMANY - CIRCA 1982: A stamp printed in Germany shows Robert Heinrich Hermann Koch (1843-1910), Discoverer of Tubercle Bacillus, 1882, Nobel Prize in Physiology or Medicine, circa 1982 - 106399577

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