| Adolf-Nikolay Erazmovich Boiarski Yurts of the Nomadic Chahar People. Inner Mongolia, China [Russian Scientific-Commercial Expedition to China, 1874-75 - Album] 1874 Albumen print 13.8 x 19.3 cm National Library of Brazil, Iconography Division (Fundação Biblioteca Nacional. Divisão de Iconografia) Thereza Christina Maria Collection LL/73551
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