Burke's Peerage on Whitehead family

See this Whitehead extract from Burke’s peerage, 1949 for a full summary of the Whitehead family tree to 1949.

Quoting from that extract:

  1. Gilbert Hinds, b. 26 May, 1866 ; to. 10 April, 1901, •Helena Emmeline, (New Raven, Eltham, Kent), only dau. of late Henry A. Langford, of Plymouth, and d. 18 Dec. 1908, leaving issue,
    • Margaret Joy, m. 5 May, 1928, Lt.-Cmdr. John Brett, D.S.C., R.N., elder son of Michael Brett, of Bishop’s Stortford, and has issue. He was k. in action in H.M.S. Gloucester, off Crete, 22 May, 1941.

1959 edition adds only that Helena Emmeline died in 1949, and address for Margaret Joy of “Heath Cottage, Puttenham, Guildford, Surrey”.

2003 edition (excerpted in peerage.com summary adds that Margaret Joy married Robert Clement Giles on 24th July 1965.