Welcome to the Worldwide Greathead family my One-Name Study - Sources
- [S29] E-mails between Anthony Lott and Jan Cooper from 16 March 2003.
- [S30] E-mails between David Duncan and Jan Cooper from 2004.
- [S31] E-mails between David Sutton and Jan Cooper frpm 16 March 2003.
- [S32] E-mails between Susan Martin and Jan Cooper from 16 March 2003.
- [S89] E-mails between Thereza Newton and Jan Cooper from 8 December 2004.
- [S91] E-mails between Martin Raper and Jan Cooper from 8 December 2004.
- [S229] Emails between Gill née Edmondson and Jan Cooper from 19 July 2008.
- [S290] E-mails between Greg McCann and Jan Cooper from 22 February 2010.
- [S400] E-mails between Nicholas Reid and Jan Cooper from 15 January 2017.
- [S508] E-mails between Debora Piercey and Jan Cooper from 28 April 2018 Descended from Anne Greathead and George Snowden via Dorothy and William Temple, and their eldest son George.
- [S6025] Emails between Catherine Mooney and Jan Cooper from 2 June 2000 until she died.
- [S6036] Emails between Louise B Kennelly née Greathead and Jan Cooper from 15 May 2003.
- [S6038] Emails between Martin Greathead and Jan Cooper from 15 May 2003.
- [S6124] Emails between Melvin Greathead and Jan Cooper from 15 May 2003.
- [S6125] Emails between Karen D Aiello née Greathead and Jan Cooper 2 March 2003.
- [S8738] E-mails between Susan Greathead and Jan Cooper from 22 February 2011 Wife of Kenneth John Greathead.
- [S15926] Emails between Margaret Greathead née Beswick and Jan Cooper from 17 December 2005.
- [S16084] Emails between Rick Temple and Jan Cooper from 11 February 2007.
- [S20632] Emails between Yvonne Haswell née Huitson and Jan Cooper from 6 March 2008.
- [S21091] Emails between Helen Harrison and Jan Cooper from 19 July 2008.
- [S21507] Emails between Margaret Elizabeth Brennan née Huitson and Jan Cooper from 2 October 2008.
- [S23772] Emails between Mark Huitson and Jan Cooper from 10 August 2009.
- [S33214] Letters between Alex Norville and Jan Cooper from 22 August 2018.
- [S41820] US Census 1820 - 7 August 1820.
- [S41882] Canada Census 1881 - 4 April 1881.