wild guess (General)
Don't put too much weight on the age 41, who ever reported her death believed she was born in or about 1870/1, maybe she had claimed to be younger to her husband ( not un known !)
The Mary in 1871 and 1881 seems to be born 1868/69....
--
Ἀριστοτέλης A Gloster & Hereford Boy in the Forest of Dean ><((((*>