I am grateful to Judy Marsh for some of the information on this page.
Eliza was born 12 October 1838 at Barrow, the daughter of Robert Birch (labourer) and Ann formerly Jolly. Her baptism is not at Barrow.
In the 1841 census of Barrow Green, she was with her family aged 3 and born in Suffolk.
The 1851 census of Barrow Green, living with her family she was 12, a scholar, born in Barrow.
In 1861 in the census of a farm at Knowles Green, she was the head and was unmarried, aged 22, a farmer, born in Barrow.
She married John Pettit on 11 November 1861 in the Parish Church of Hatcham, Greenwich and died in Hackney, 9 March 1923.