have been used during the Qianlong period, with paintings extant with the seal impression Qianlong Chen Han; see a painting sold at Christie's Hong Kong, 1 December 2010, lot 2832; see also an Imperial tianhuang seal carved with the ... On September 29, two envoys, Henry Loch and Harry Parkes went ahead of the main force under a flag of truce to negotiate with the Prince I at Tongzhou. After a day of talks, they and their small escort of British and Indian troopers ...
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