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© Courtesy of the C. V. Starr East Asian Library, Columbia University.
Article
鑒別雞卵牛乳法, Tips for differentiating (good) hen's eggs and cow's milk (from bad ones)
竹嶼 Zhu Yu (Author),
© Courtesy of the C. V. Starr East Asian Library, Columbia University.
Article
鑒別雞卵牛乳法, Tips for differentiating (good) hen's eggs and cow's milk (from bad ones)
竹嶼 Zhu Yu (Author),