Not sure if you know this but Thomas was the Son of Patrick by his 1st Marriage or partnership;
1871 Census
West End, Bedlington
Patrick Mailand, 32, Head, Mar, Plasterer, born Ireland
Margaret Mailand, 26, Wife, Mar, born Scotland
Mary Mailand, 8, Daug born Chertsey, Durham
Margaret Mailand, 5, Daug born Wallsend
THOMAS Mailand, 3, Son born Northd, Bedlington****
NAILAND, THOMAS, Mothers mn OWENS*****
GRO Reference: 1868 M Quarter in MORPETH Volume 10B Page 300
NEILAND, MARGARET ANN, Mothers mn OWENS
GRO Reference: 1865 S Quarter in TYNEMOUTH Volume 10B Page 136
NEELAN, MARY, Mothers mn OWENS
GRO Reference: 1862 S Quarter in CHESTER LE STREET Volume 10A Page 357
1871 Census Patrick Nieland (sic) is lodging in Durham.
I cant find a Marriage for Patrick/Margaret it may have been in Scotland.
Death Reg 1873 Morpeth
MARGARET Neiland age 28**
Trish
