In the July to September 1909 birth index Hilda Keith, Hartlepool, Durham, volume 10a, page 179

In the 1911 Census 5 Town Wall, Hartlepool, Durham
Head Henry Blyth Keith, age 34, general labourer, marine engineering, worker, born Newcastle on Tyne, Northumberland
Wife Elizabeth Keith, age 37, married 14 years, 6 children born alive, born Walker on Tyne, Northumberland
Son Henry Fred Keith, age 13, school, born Hartlepool
Son Norman Keith, age 11, school, born Hartlepool
Son William Blyth Keith, age 8, school, born Hartlepool
Son Herbert Keith, age 6, school, born Wallsend on Tyne, Northumberland
Daughter Florence Annie Keith, age 3, born Hartlepool
Daughter Hilda Keith, age 1, born Hartlepool