Welcome to the Worldwide Greathead family my One-Name Study - Sources
- [S158] E-mails between Jennifer Scott and Jan Cooper from 10 October 2006.
- [S167] E-mails between Mark Stevenson and Jan Cooper from 28 October 2006.
- [S168] E-mails between Marion Elizabeth Derrett/Brown and Jan Cooper from 28 October 2006.
- [S172] E-mails between Sylvia Allen and Jan Cooper from 21 November 2006.
- [S173] E-mails between Frank Bowe and Jan Cooper from 28 October 2006.
- [S174] E-mails between John Finch and Jan Cooper from 28 October 2006.
- [S215] E-mails between Jane and Jan Cooper from 12 January 2008.
- [S236] Emails between Marilyn and Ian Sommerville and Jan Cooper from 6 October 2008.
- [S240] Emails between Kirsty Whiteford and Jan Cooper from 29 October 2008.
- [S264] Emails between Beryl Young and Jan Cooper from 21 June 2009.
- [S298] E-mails between Alan Eagles and Jan Cooper from 26 March 2010.
- [S351] E-mails between Wendy Williams and Jan Cooper from 17 April 2012.
- [S4994] Emails between Karen Marie Slater née Greathead and Jan Cooper from 8 January 2008.
- [S15508] Emails between Douglas Haggist and Jan Cooper from 23 October 2008.
- [S16465] Emails between Brenda Ann Christopher and Jan Cooper from 4 March 2006.
- [S16500] E-mails between Roger Brooks and Jan Cooper from 21 November 2018.
- [S17651] Emails between Karen McBean and Jan Cooper from 24 November 2006.
- [S17830] E-mails between Richard and Rosemary Christophers and Jan Cooper from 5 July 2015.
- [S18301] Emails between Dawn Crisp née Ditchburn and Jan Cooper from 22 March 2007.
- [S22203] Emails between Patricia Thorpe née Banthorpe and Jan Cooper from 27 February 2009.
- [S22693] Emails between Dorothy McGowan née Wood and Jan Cooper from 21 April 2009.
- [S25806] E-mails between Simon Gonzales-Moreno and Jan Cooper from 6 October 2010.
- [S31112] E-mails between Robert Sakey and Jan Cooper from 5 August 2014.
- [S40041] WW1 Discharge documents from www.findmpast.co.uk.
- [S47011] Upper Dales FHG.