I only have the name index of 1851.
But plenty of Fishes
Blackburn Western District HO107/2258
folio 015,019,059,068,092,168,169,301,305,307,
342,344,453,472,537
Blackburn Eastern District HO107/2259
folio 050,052,054,119,237,276,344,371,419,529,
679,681,718,751,776,786,787,795,797,832,835,
838
A lot of people by the name of FISH have links
with Darwen or Lower Darwen.
Jinks