Good Morning
Only possible baptism I can see for Mary is at Hanley Staffordshire.23.2.1828 to Joseph and Martha.
Other children at Hanley Martha 21.1.1829 ,Thomas Leigh 2.2.1829, Ralph Leigh 22.11.1830,Sarah Anne 19.11.1833 and Sarah 2.8.1835.They married at Stoke on Trent 25.6.1827,her name Martha Deavill.
They do indeed move to Ladywood Birmingham and are at Ryland St in 1851
Martha 47 widow Staffordshire
Ralph son 20 cooper same
Joseph 18 engine driver same
Samuel 15 glass blower
William 14 wood turner same
Elizabeth 7 Warwickshire
In 1841 they had been in Witham St
Martha 30 dress maker n
Mary 13n
Martha 12 n
Ralph 11 n
Joseph 10 n
Samuel 5 n
William 3 n.(unfortunately Joseph is not with them)Martha seems to die in Dec 1859 Birmingham 6d 35.
Try Familysearch website for earlier generations .
Ciderdrinker