1 Dollar HSBC

The Hong Kong & Shanghai Banking Corporation's late-nineteenth-century dollar notes occupied an unusual legal position: HSBC was a privately chartered bank issuing currency that functioned as de facto public money across the treaty ports, with no central bank in the colony to constrain or guarantee it. Confidence in the notes rested entirely on the bank's balance sheet and its reputation among a mercantile community that had seen weaker institutions fail.

Ashby & Co., a London security printer active in colonial note production during this period, handled the engraving — a detail worth noting because the quality of intaglio work on notes of this vintage varied considerably between houses. The decade-long issue window suggests reuse of the same plates across multiple print runs rather than annual redesign.