Hi again
Trying to approach the problem from various angles

If Edward didn't remarry (I've not checked), do you know when he died and where? If so, checking up on where he was buried might be a way forward.
A few of my cousins and I and two records offices have been trying to trace the death of a 3 x great grandmother between 1841 and 1851 but so far and 6 years of searching has come up with zilch

Gadget