I don't know if this is anything to do with your branch of the family, but my mother was a hilda sara born in truro cornwall her father emigrated to canada +- 1900, where legend has it he was involved in a mining accident, lost his memory , subsequently re-married and had two daughters. who about sometime in the 1920's traced their ancestry back with something of a shock to my grandother makes life interesting? regards..try tregaskis around truro.market
gardeners. could also try the hendra and mitchell families.