Is Mary Kettle still alive in 1851 born c 1778, Birm, Warwickshire?
Son Thomas down as born c 1809 is with her.
If so this may be her;
Mary TWIST Christened 21 July 1778, St Phillips, Birmingham
Parents FRANCIS/ANN
Siblings;
ANN 1771
SAMUEL 1776
JOSEPH 1781
MARIA 1782
Possible Marriage,
28 Oct 1769, Saint Martin, Birmingham
Francis TWIST/Ann PHILLIPS
Rupert Marries twice as you probably know.
Both Marriages are on FreeREG in Staffordshire.
1840 Marriage has his Father as THOMAS, Occp Merchant
By 1851 Marriage his Father is deceased