http://home.ancestry.co.uk/
Ancestry UK; particularly useful for searching census returns 1841-1911
http://trees.ancestry.co.uk/tree/52395631/family
My family tree on Ancestry UK
http://freepages.genealogy.rootsweb.ancestry.com/~dusk/
North West Derbyshire Sources; very useful site with information on many north derbyshire parishes including Chapel-en-le-Frith and the Hope Valley
https://familysearch.org/search
Family Search; useful website for searching some online parish records
http://calmview.derbyshire.gov.uk/calmview/
Derbyshire Records Office Catalogue
http://en.convdocs.org/docs/index-33393.html
An online history of St Thomas a Becket, parish church of Chapel-en-le-Frith
http://www.thehallamtree.com/wc02/wc02_082.htm
Hallam family website with a family tree of the Hallam family of Bradwell, Derbyshire
http://castletonhistorical.co.uk
Castleton Historical Society homepage
http://www.hopevalleyonline.co.uk/hope-historical-society
Hope Valley Historical Society homepage