Birth registered as COLLINGS but alter known as COLLINS (as with some of the other siblings)
As well as "Sarah Collings" born 1853 there is also a Sarah Ann and Sarah Jane born in Bolton within a year of Sarah Collings (MMN = Taylor).
In 1881, Sarah (26, unmarried) was still with her parents.
Between 1881 and 1891 there are no matching Bolton deaths for Sarah Collins of Collings. Instead, it appears Sarah married John Fairclough in 1886 at Bolton, St Paul, Deansgate