Victoria County Histories: A History of the County of Hertford: Volume 3, William Page (ed.), 1912 (British History Online: http://www.british-history.ac.uk)

Victoria County Histories: A History of the County of Cambridge and the Isle of Ely: Volume 5, C. R. Elrington (ed.), 1973 (British History Online: http://www.british-history.ac.uk)

An Essay towards a Topographical History of the County of Norfolk: Volume 9, Francis Blomefield, 1808 (British History Online: http://www.british-history.ac.uk)

The Dormant and Extinct Baronage of England: Volume 2, T.C. Banks, 1808 (Google Books: http://www.books.google.com)

The Historic Peerage of England, Sir Harris Nicolas and William Courthope, 1857 (Google Books: http://www.books.google.com)

The Peerage (http://www.thepeerage.com)

Dormant, Abeyant, Forfeited and Extinct Peerages of the British Empire, Sir Bernard Burke, 1866 (Google Books: http://www.books.google.com)

A General and Heraldic Dictionary of the Peerages of England, Ireland and Scotland, John Burke, 1831 (Google Books: http://www.books.google.com)

Caxton Moats (The Gatehouse: http://homepage.mac.com/philipdavis)

The Bath Abbey Roll: Volume 3 (Medieval Mosaic: http://www.1066.co.nz)

Genealogy in Hertfordshire (http://www.hertfordshire-genealogy.co.uk)

English Heritage National Monuments Record (http://www.english-heritage.org.uk)

Norfolk Heritage Explorer: Middleton (http://www.heritage.norfolk.gov.uk)

Friends of Tamworth Castle (http://www.tamworthcastle.freeserve.co.uk)

Project Gutenberg (http://www.promo.net/pg)

Our Family Tree (http://www.gurganus.org)

Rootsweb (http://www.rootsweb.ancestry.com)

Internet Archive (http://www.archive.org)

Internet Surname Database (http://www.surnamedb.com)

Family Search (http://www.familysearch.org)

The Ordnance Survey (http://www.ordnancesurvey.co.uk)

Wikipedia (http://www.wikipedia.org)

Google Earth