Thanks for the message. My wife's grandfather was Frederick L Gregg a brotherof Gwladys Gregg We have a wedding photo.
If you want to you can contact me on firstname.lastname@example.org and I can give you a link to my tree on another site. Frederick Gregg had 4 daughters, One of which is my wife's mother. She is an adopted daughter and has never tried to trace her biological parents and has always considered the Greggs as part of her family by adoption.