Doug
UK Census Online Free has 159 Jane Christians on 1871 census, 8 aged 70 or over born IOM:
In Warwickshire aged 70
On IOM Aged 76 b Andreas
Aged 72 b Michael
Aged 71 b Lezayre
Aged 70
Aged 79 b Lezayre
Jane E Aged 71 b Ramsey a Bond Holder
Aged 70 Retired Dom Servant
Cheers
David Dwyer