| Adolf-Nikolay Erazmovich Boiarski Prison Guard with Two Seated Prisoners in Cangues (Wooden Collars) Weighing about 16 Kilograms. Shanghai, China [Russian Scientific-Commercial Expedition to China, 1874-75 - Album] 1874 Albumen print 19.5 x 14.2 cm National Library of Brazil, Iconography Division (Fundação Biblioteca Nacional. Divisão de Iconografia) Thereza Christina Maria Collection LL/73548
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