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1by Schmidt, OttoSubjects: “...Arctic regions--Discovery and exploration--Russian...”
Published 1939
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2by Papanin, Ivan Dmitrievich, 1894-1986Subjects: “...Arctic regions--Discovery and exploration...”
Published 1939
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3by Krenkelʹ, Ėrnst, 1903-1971Subjects: “...Arctic regions--Discovery and exploration--Russian...”
Published 1939
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4by Fedorov, E. K. (Evgeniĭ Konstantinovich), 1910-1981Subjects: “...Arctic regions--Discovery and exploration--Russian...”
Published 1939
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