Age 35 in 1841 (rounded)
Age 47 in 1851, born Ringley
Age 66 in 1861, born Ringley (assume age an error)

Born: Ringley, Lancashire, England (1851 census)

Ringley is 4 miles SE of Bolton, 2 miles south of Little Lever, and near Kearsley.

There are no baptisms in Ringley (or Lancashire) for a Sarah Bayley, even though we have confirmed her maiden name from her father bieng John Bayley, a Calco Printer.

Did Sarah divorce James Brooks, or did she die?  There are two matching death record for Bury between 1860 and 1865 (when James remarried), both in 1864.

Deaths Jun 1864   (>99%)
BROOKS     Sarah          Bury     8c, 291

Actually, she probably died in June (see Ainsworth burial)

Name:    Sarah Brooks
Gender:    Female
Burial Date:    24 Jun 1864
Burial Place:    Middleton, Ainsworth, Lancaster, England
FHL Film Number:    1545704
Reference ID:    item 2a p 99