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2. Полный текст публикации: ON THE PHOTOGRAPH COLLECTIONS TAKEN BY AMERICAN MILITARY OF THE POLAR BEAR EXPEDITION ON THE NORTH OF RUSSIA DATED TO THE CIVIL WAR PERIOD 1918-1919 : научное издание

Полный текст публикации: ON THE PHOTOGRAPH COLLECTIONS TAKEN BY AMERICAN MILITARY OF THE POLAR BEAR EXPEDITION ON THE NORTH OF RUSSIA DATED TO THE CIVIL WAR PERIOD 1918-1919 : научное издание