- [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;), Tuesday, May 18, 1943; pg. 1; Issue 49548; col A (Reliability: 3).
FORBES. - On May 13, 1943, at Bundoran, Donegal, COMMANDER WYNDHAM FORBES, D.S.O., Croix de Guerre, Royal Navy, retired, son of the late Major Lachlan Forbes, of Shillingstone, Dorset, aged 73.
- [S205] FreeBMD, (www.freebmd.org.uk;), marriages of Lachlan Forbes and Julia Wyndham share reference Shaftesbury 5a 507, December quarter 1866 (Reliability: 3).