Welcome to the Worldwide Greathead family my One-Name Study - Sources
- [S189] E-mails between Trevor Gilbert and Jan Cooper from 30 December 2012.
- [S323] Emails between Paul Featherstone and Jan Cooper from 27 February 2011.
- [S337] Emails between Sandra Griffin and Jan Cooper from 7 July 2011.
- [S353] Emails between Katrina Shelley and Jan Cooper from 2 May 2013.
- [S401] E-mails between Jan Wright and Jan Cooper from 24 January 2014.
- [S402] E-mails between Peter Hayward Harman and Jan Cooper from 19 October 2011.
- [S634] E-mails between Kathryn Tanswell and Jan Cooper from 3 November 2016.
- [S6566] Emails between Brian Crossland and Jan Cooper from 12 November 2011.
- [S22380] Emails between Tracie Robinson and Jan Cooper from 21 March 2009.
- [S25864] Emails between Joanne Wright and Jan Cooper from 9 October 2010.
- [S25933] E-mails between Tony Banham and Jan Cooper from 12 October 2010.
- [S26262] E-mails between Joanne Alexander-Sehre and Jan Cooper from 10 December 2010.
- [S27407] E-mails between Allison Moses née Conde and Jan Cooper from 19 December 2016.
- [S27437] Emails between John Craig Conde and Jan Cooper from 5 September 2013.
- [S28415] E-mails between Jannine Armstrong and Jan Cooper from 6 January 2018.
- [S28647] E-mails between Gwenn Michaux and Jan Cooper from 27 October 2011.
- [S28996] E-mails between Joseph Jacobs and Jan Cooper from 8 October 2012.
- [S28998] E-mails between Alexander Givens and Jan Cooper from 24 February 2009.
- [S29005] E-mails between Barbara Long and Jan Cooper from 11 October 2012.
- [S29049] E-mails between Sonia Meier and Jan Cooper from 18 October 2012.
- [S29835] E-mails between Alex Barlow and Jan Cooper from 25 May 2013 title.
- [S31028] E-mails between Shannon Greathead and Jan Cooper from 31 May 2014 title.
- [S31848] E-mails between Trevor Wilbourn and Jan Cooper from 21 January 2016.
- [S32668] E-mails between Jean A Tuckey and Jan Cooper from 4 February 2017.
- [S33428] Emails between Sheila Burns and Jan Cooper from 27 May 2003.