RASHKB Journal 皇家亞洲學會香港分會學刊 | RAS-2003
https://digitalrepository.lib.hku.hk/catalog/2v242g390
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Wu Bengjian [the famous 'Howqua', died 1843] c 1830s. Studio of Tingqua. Gouache on paper. Courtesy, Hong Kong Museum of History (AH86.17)
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