My Great grand father was Francis exeter he had a daughter sarah elizabeth exeter nee scannell she was 36 in the 1901 census and we have a marriage certificate for sarah elizabeth naming francis exeter as her father.
Sarah married my grandfather thomas james mcmahon and they had a son my father thomas james who was born in 1900 she had a son prior to her marriage call frank who was 3years in 1901 census also a further son born after my father. Sarah died I am not sure when am still checking however my father and his brother were sent to an orphanage at the time of the 1901 census Sarah and her family were living at 13 john st e1 london.