Welcome to the Worldwide Greathead family my One-Name Study - Sources
  • [S62] E-mails between Stephen Shawcross and Jan Cooper from 9 August 2004.
  • [S132] E-mails between Matthew Blackstock and Jan Cooper from 8 January 2006.
  • [S163] E-mails between Cheryl Lammiman née Orton and Jan Cooper from 28 October 2006.
  • [S261] Emails between Shane Walsh and Jan Cooper from 19 May 2009.
  • [S280] E-mails between Halsted Trust and John Hanson from 21 November 2009.
  • [S286] E-mails between Ryan Tully and Jan Cooper from 4 January 2010.
  • [S306] Information gleaned from book Guys Cliffe - Back to its roots by Bob Dixon, Recollections of a Country Mansion by Terry Roberts or from Friends of Guys Cliffe Chairman.
  • [S311] Emails between Charles Wright and Jan Cooper from 9 November 2010.
  • [S318] Emails between Patti Taylor and Jan Cooper from 28 January 2011.
  • [S418] E-mails between Colin E Jackson and Jan Cooper from 20 May 2017.
  • [S440] E-mails between Julie Wilson and Jan Cooper from 24 March 2017 title.
  • [S8281] E-mails between Ken Cox and Jan Cooper from 20 January 2015.
  • [S12037] Emails between Andrew M Bergman and Jan Cooper from 9 June 2006.
  • [S18575] Emails between Charles Tullock and Jan Cooper from 20 April 2004.
  • [S20196] Emails between Sara Buckley née Taylor and Jan Cooper from 29 January 2004.
  • [S20283] Emails between Maurice Sellars and Jan Cooper from 16 March 2009.
  • [S20313] Correspondence between Mary Szalay née Ferris and Jan Cooper from 21 January 2007.
  • [S20645] E-mails between Richard Shadrack and Jan Cooper from 11 February 2008 title.
  • [S20757] Letters between Barbara Viale née Little and Jan Cooper from 26 August 2008.
  • [S21241] Letter from John H Gudgeon to Jan Cooper dated 26 August 2008.
  • [S26621] Emails between Sandra Jolly née Smith and Jan Cooper from 13 March 2011.
  • [S30383] E-mails between David Turner and Jan Cooper from 27 August 2013.
  • [S31982] E-mails between Ceri Galloway and Jan Cooper from 1 November 2015 title.
  • [S40036] Eton College Library.
  • [S41925] US Census NY 1825 - 1 June 1925.