musicsack.com on www, Oct 24, 2007 (Vaughan Williams, Ursula, writer; born Mar, 15, 1911, Valletta, Malta)
MLA-L, Oct. 24, 2007 (Ursula Vaughan Williams; died Oct. 24, 2007, age 96)
Times online WWW site, October 25, 2007 (Ursula Vaughan Williams; Joan Ursula Penton Lock, daughter of Major-General Sir Robert Lock; born March 15, 1911, Valletta, Malta; married May 1933 to Michael Forrester Wood (died 1942); married February 1953 to Ralph Vaughan Williams; died Oct. 23, 2007; aide of Vaughan Williams who wrote for and championed many other composers)