From 1823 to 1860 a fleet of small, fast brigs and schooners carried chests of opium from India to China, often facing the challenges of pirates and typhoons along the way. This shadowy trade, conducted by American, British, and Indian firms, thrived despite its moral and legal consequences. Drawing largely on primary sources, the story of the opium trade comes through in the voices of those who saw it firsthand. Appendices describe a...