PROOF BOOK No. 4: CHINA No. 2, a second book of China Proofs beginning with notes of The Frontier Bank and Nan Yang Company, followed by others including Kirin Yung Heng Provincial Bank, Bank of Agriculture and Commerce, Changsha Bank, Provincial Bank of the Three Eastern Provinces, Bank of Territorial Development of Yunnan, Commercial Bank of China, extensive coverage of the Bank of Communications, the Central Bank, and Bank of China, also a number of other issuers (353 faces and backs)

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PROOF BOOK No. 4: CHINA No. 2, a second book of China Proofs beginning with notes of The Frontier Bank and Nan Yang Company, followed by others including Kirin Yung Heng Provincial Bank, Bank of Agriculture and Commerce, Changsha Bank, Provincial Bank of the Three Eastern Provinces, Bank of Territorial Development of Yunnan, Commercial Bank of China, extensive coverage of the Bank of Communications, the Central Bank, and Bank of China, also a number of other issuers (353 faces and backs)