This is an extract from the 1881 Census Returns for Northumberland which includes Haydon Bridge.
Living at number 96 Haydon Bridge North Side is John A Hetherington. John, aged 32 years, was the head of the household, married with five children. His occupation was that of a Civil and Mining Engineer and he was born at Allendale in Northumberland.
Census Returns are an excellent source when doing family history. The Northumberland Record Office holds microfilm and microfiche copies of the Northumberland Census Returns from 1841 to 1901.