In the July to September 1909 birth index Frances Emma Costello, Ecclesall Bierlow district, West Yorkshire, volume 9c, page 389.

In the 1911 census 187 Walkby Bank Road, Eccesall, Yorkshire West Riding
Head John Matthew Costello, age 27, iron founder, general engineer, worker born Sheffield
Wife Jessie Elizabeth Costello, age 26, married 2 years, 2 children born alive both still living, born Sheffield
Daughter Frances Emma Costello, age 1, born Sheffield
Daughter Mary Costello, age 4 months, born Sheffield

In the October to December 1930 marriage index Frances E. Costello and Joseph Fletcher, Rotherham, West Yorkshire, volume 9c, page 1519.

1939 England and Wales Register
71 Jones? Road, Sheffield, Yorkshire
1. Joseph Fletcher, born December 10 1901, married, drop stamp examiner heavy worker
2. Frances E. Fletcher, born June 13 1901, married, unpaid domestic duties
3. Record closed
4. Record closed

In the April to June 1952 death index Frances E. Fletcher, died age 42, Sheffield, West Yorkshire, volume 2d, page 6.,