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1Karl Bėr : ego zhiznʹ i nauchnai︠a︡ di︠e︡i︠a︡telʹnostʹ /Карлъ Бэръ : его жизнь и научная дѣятельность /by Kholodkovskiĭ, N. A. (Nikolaĭ Aleksandrovich), 1858-1921Subjects: “...Biologists Estonia Biography....”
Published 1893
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2by Baer, Karl Ernst von, 1792-1876Subjects: “...Biologists Estonia Biography....”
Published 1986
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3by Baer, Karl Ernst von, 1792-1876Subjects: “...Biologists Estonia Correspondence....”
Published 1993
Book