The enumerators return for 1841 has something that looks like 'Irish Town' crossed out and Shaws Brow inserted for an area by Big well Street.
John Caley 60 Cabinet Maker
Matt Caley 20
Edward 15
Thomas 15
The last two were interpreted by analising other families.
The fathers occupation seems to fit Matthew trade and the census states they were all born on the island.
Len Faragher