Welcome to the Worldwide Greathead family my One-Name Study - Sources
- [S76] E-mails between Don Coutts and Jan Cooper from 8 September 2006.
- [S139] E-mails between Vivien England née Ryder and Jan Cooper 25 March 2006.
- [S159] E-mails between Amaranth and Jan Cooper from 28 July 2007.
- [S180] E-mails between John Wright and Jan Cooper from 26 December 2006.
- [S204] E-mails between Viv Guntrip and Jan Cooper from 18 December 2007.
- [S216] E-mails between Ian William Parry-Okeden and Jan Cooper from 15 February 2008.
- [S239] Emails between John Terry and Jan Cooper from 29 October 2008.
- [S248] Emails between Jennifer Kolthammer and Jan Cooper from 5 December 2008.
- [S269] Emails between Joyce McLellan and Jan Cooper from 12 August 2009.
- [S382] E-mails between Colin Cornes and Jan Cooper from 25 January 2012.
- [S397] E-mails between Andrew Pickett and Jan Cooper from 11 Sepember 2013.
- [S419] Emails between Barbara Abbs and Jan Cooper from 12 February 2018.
- [S501] E-mails between Ian Griffiths and Jan Cooper from 3 April 2015 title.
- [S15359] Emails between Doreen Roper née Turmaine and Jan Cooper from 30 November 2008.
- [S15901] E-mails between Ivan Charles Turmine and Jan Cooper from 21 January 2009.
- [S15951] Emails between Monica Esme Linda Baker née Martin and Jan Cooper from 21 December 2007.
- [S16287] Emails between Suzy Ansett and Jan Cooper from 28 January 2006.
- [S19127] Emails between Helen Buckland née Rhodes and Jan Cooper from 22 October 2007.
- [S21419] E-mails between Conrad Dickenson and Jan Cooper from 12 September 2008.
- [S22598] Emails between Gary Elliott and Jan Cooper from 16 April 2009.
- [S24968] Research into "in laws" family.
- [S26963] Emails between Jason van Stam and Jan Cooper from 8 July 2011.
- [S30783] Emails between Julia Ennis née Hind and Jan Cooper from 1 March 2019.
- [S31317] E-mails between Althea Dimmick and Jan Cooper from 29 January 2015.
- [S31336] E-mails between Richard Porritt and Jan Cooper from 6 May 2015.