I think the census starting point mentioned is this one
1871 census RG10 2580 folio 53
Dunkirk Road Hawkesbury Gloucestershire
Ann Thompson 60 Hawkesbury Gloucestershire Head Widow
Thomas Pitt 64 Hawkesbury Gloucestershire Brother Unmarried Ag lab
John Rees 23 Llanelly Glamorgan Nephew Imbecile
Elizabeth C Rees 15 Llanelly Glamorgan Niece
Possible IGI baptisms and marriage
THOMAS PITT
Christening: 25 NOV 1804 Hawkesbury, Gloucester
Father: JOHN PITT
Mother: MARY
SARAH PITT
Christening: 24 MAR 1811 Hawkesbury, Gloucester
Father: JNO PITT
Mother: MARY
ANN PITT
Christening: 21 MAY 1809 Hawkesbury, Gloucester
Father: JNO PITT
Mother: MARY
ANN PITT
EDWIN THOMPSON
Marriage: 14 MAR 1847 Hawkesbury, Gloucester
1851 census HO107 1956 folio 458
Hawkesbury Gloucestershire
Edwin Thompson 40 Hawkesbury Gloucestershire Head Married Mason
Ann Thompson 40 Hawkesbury Gloucestershire Wife Married Monthly Nurse
Jane Thompson 15 Hawkesbury Gloucestershire Daughter Servant
Emanuel Thompson 13 Hawkesbury Gloucestershire Son Mason's Apprentice
Marriages Sep 1840
PITT Sarah Ann Neath 26 537
REES Richard Neath 26 537
1861 census RG9 4113 folio 5
Llanelly Carmarthenshire
Richard Rees 42 Carmarthen Carmenthenshire Head Married Cabinet maker employing 4 men
Sarah Anne Rees 50 Hawkesbury Gloucestershire Wife Married
William W Rees 17 Llanelly Carmarthen Son Cabinet maker
Richard Rees 13 Llanelly Carmarthen Son
John Rees 13 Llanelly Carmarthen Son
Henry Rees 9 Llanelly Carmarthen
Sarah Anne Rees 15 Carmarthen Carmarthen Daughter
Elizabeth Clara Rees 5 Llanelly Carmarthen Daugher
plus 1 servant
Regards
Valda