Margaret Jane Negus1 
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
Olive Muriel Elworthy1,2 
Children of Olive Muriel Elworthy and Sydney Williamson
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.
- [S443] Rootsweb, online unknown url.
- [S7732] Geni, online https://www.geni.com. Hereinafter cited as Geni.
Sydney Williamson1
Children of Sydney Williamson and Olive Muriel Elworthy
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.
Sydney Williamson1
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.
Tom Williamson1
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.
Jock or Dicken Williamson1
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.
Jean or Jenny Williamson1
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.
James Kershaw1
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.
Arther Kershaw1
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.
Muriel Hodge1
Children of Muriel Hodge and George Macdonald
- [S6306] Charles Graham, online unknown url, Charles Graham (unknown location), downloaded 3 Aug 2012.