Part two:

There are two further entries in the 1851 Census in name of Enos BRAIN. They may well be connected so here are the households:

Piece Folio SchNo Town Surname Forename Relatn Marr Age Occupation County Place
1959 0366 125 Redding Lane BRAIN John HD M 27 Coal Miner GLS Littledean
1959 0366 125 Redding Lane BRAIN Mary WI M 25 - GLS Littledean
1959 0366 125 Redding Lane BRAIN Enos SO - 10M Infant GLS Littledean

Piece Folio SchNo Town Surname Forename Relatn Marr Age Occupation County Place
1959 0094 015 Ruardean Woodside BRAIN Sarah HD M 70 - GLS East Dean
1959 0094 015 Ruardean Woodside BRAIN Enos SO U 34 Coal Miner GLS East Dean
1959 0094 015 Ruardean Woodside BRAIN Leah DA U 24 - GLS East Dean
1959 0094 015 Ruardean Woodside HOWES Frederick GS U 10 - GLS East Dean

Cheers
Mike