The Dukes of Buckingham and Chandos
Dictionary of National Biography
Smith, George and others 1885–1900. Dictionary of National Biography. London: Smith, Elder & Co. 63 volumes.
The DNB is one the authoritative sources for British biography. It has recently been revised.
dukesofbuckingham.org.uk is a copyleft site 
developed by Andy Boddington.
developed by Andy Boddington.