RootsChat.Com

I found a family Bible for sale in an antiquarian bookshop. I have also obtained old family documents by simply doing a Google search of the family names. It’s always worth a try.

I’m not particularly familiar with the American rules of consanguinity, but I believe they are stricter than in the UK.

Hopefully someone with greater knowledge will be able to answer your  question.

Yes, her dress fits with WW1 era. Presumably he was born in Cardiff as well as baptised there, not Bristol as you said? That would account for why I had not found his birth.

I don’t know if it will  provide an answer to your question, but try the following.

HampshireMills.org

There is also the   New.millsarchive.org

NOTICE is hereby given that Adele Sylvia Dolores Gauntlett of 114, Lauderdale Mansions, Maida Vale, London, W9, Married Woman, on behalf of her child Malcolm Victor Little of the same address (Infant) a citizen of the United Kingdom and Colonies by birth, late called Malcolm Victor Little has assumed and intends henceforth upon all occasions and at all times for the said Malcolm Victor Little to sign and use and be called and known by the name of MALCOLM VICTOR GAUNTLETT in lieu of and in substitution for his former name of Malcolm Victor Little and that such change of name is formally declared and evidenced by a Deed under the hand and seal of the said Adele Sylvia Dolores Gauntlett dated 3rd July, 1953, duly executed and attested and enrolled in the Central Office of the Supreme Court of Judicature on the 9th day of
July 1953.
WILLIAMSON HILL and CO., 7, Lower Grosvenor Place, S.W.1, Solicitors for the said
(126) Adele Sylvia Dolores Gauntlett.