1880 a certificate of nationality issued by General Consulate of China in Cuba, proving the Chinese nationality of a worker. With ciruclar
1880 a certificate of nationality issued by General Consulate of China in Cuba, proving the Chinese nationality of a worker. With ciruclar seal. Historical.1880年一份由中國駐古巴領事館發出之國籍證明書，證明一名華工之中國國籍，鈐圓戳。深具歷史意義。
