- [S369] Plantagenet Roll of the Blood Royal Being A Complete Table of All the Descendants Now Living of Edward III, King of England, Melville Henry Massue, Marquis de Ruvigny et Raineval (1868-1921), (London: T.C. & E. C. Jack, 1905-11, scanned original pages on www.ancestry.co.uk, 2002;), The Clarence Volume - Supplement, p.573 (Reliability: 2).
- [S404] The Times, (London;), Saturday, Apr 28, 1962; pg. 1; Issue 55377; col A (Reliability: 3).
FORBES. - On April 27th, 1962, at Bury House, Codford, Warminster, Wilts, MAJOR JOHN LACHLAN FORBES, D.S.O., M.C., R.A., retd., aged 78, formerly of Peterwell Lampeter. Funeral Monday, 3 p.m.
- [S205] FreeBMD, (www.freebmd.org.uk;), birth registration of John Lachlan Forbes, Sturminster 5a 234, September quarter 1883 (Reliability: 3).
- [S112] Civil Registration Death Indexes 1837-, General Register Office, death registration of John L. Forbes, 78, Warminster 7c 601, June quarter 1962 (Reliability: 2).
- [S205] FreeBMD, (www.freebmd.org.uk;), marriages of Lachlan Forbes and Julia Wyndham share reference Shaftesbury 5a 507, December quarter 1866 (Reliability: 3).
- [S205] FreeBMD, (www.freebmd.org.uk;), marriage of John L Forbes and Eleanor V Glyn, S.Stoneham 2c 209, December quarter 1919 (Reliability: 3).