Wikipedia: Central bank - Defines a central bank as distinct from a national bank, and has information on their history, independence, and on banking supervision. - http://en.wikipedia.org/wiki/Central_banks
Wikipedia: List of Central Banks - A list of links to Wikipedia articles about each central bank. - http://en.wikipedia.org/wiki/List_of_central_banks
Worldwide Central Banks - Lists central banks and their BIC codes. - http://www.beepworld.de/members45/banking/centralbanks.htm
Center for the Study of Central Banks - Studies the nature and operations of CBs, using perspectives drawn from law, economics, political science, history, and sociology. - http://www.law.nyu.edu/centralbankscenter/
The Library Network: Central Bank Annual Reports - Alphabetical list by country of the Central Bank Annual Reports held by the Library Network. - http://jolis.worldbankimflib.org/Special/annualre.htm
Bank Charter Act 1844 - The text of the main legislation still governing the Bank of England. - http://www.ledr.com/bank_act/1844032.htm
Central Banking Publications - Links to many central banks and other information about central banking. - http://www.centralbanking.co.uk/