1785-1859 1996c-736 19thcentury 2004f-662 asianinfluences authors bibliography biography china chinese civilization commerce congresses control culturalcharacteristics dequincey drugabuse drugaddiction drugaddicts drugaddicts'writings drugandnarcoticcontrol drugcontrol drugindustry druguse emigrationandimmigration england english englishliterature etiology exoticisminliterature greatbritain history historyandcriticism inliterature literature narcotics opioid-relateddisorders opium opiumabuseinliterature opiumpoppy opiumtrade orientalinfluences pr prevention qv90 substance-relateddisorders therapeuticuse therapy thomas wm286a512o1972 wm286d575n2004 wm286t329o1970