No info on your ggrandparents as yet apart from the probate of Sofus in 1960, but did you know Edith (dau) went to China at the age of 21?
Edith Spliid
Age - 21
Birth date abt 1916
Departure date - 10 Sep 1937
Last address in the UK 19 Denison Road Victoria Park Manchester
Port of departure - London, England
Destination - Hong Kong, China
Ship Name - Comorin
Shipping Line - P and O Steam Navigation Company
Master - C W Cartwright
I see your ggrandfather's death was registered with one I. Were they married in England or overseas and where was Edith born because I can't find a marriage or birth.