In 1841, John (an overlooker), Jane and family were at Barlow Street, Little Bolton (and 1851).
In 1841, brothers James and William (14 & 12) were with parents John and Jane at Barlow Street, Little Bolton. James and William are not their sons they only just married in Oct 1829, and Jane is too young to have them.
1 Jan 1846, William Mather, Striker of Little Bolton, illegitimate, married Alice Stevenson at St Peter's, Bolton.
In 1847 and 1850, William (a Striker) and Alice had sons named James, before William died in 1851, aged only 22.
In 1851, probably another (?) William Mather (21) is a servant and Druggist in E Bolton for Samuel Chadwich, a doctor of medicine. Betty Mather, another servant (29) is probably unrelated as from Blackrod.
William Crossland Mather left a Will (to be investigated)