As I said I am not sure how much of this submitted record is true but have found George/Charlotte in 1851 Census
1851 Census
Diddington House,
Diddington, Huntingdonshire
George THORNHILL, Head, mar, 67, Landed Proprietor M P, born Middlesex, London
Charlotte, Wife, mar, 60
Charlotte, daug, unm, 35
Lydia Ann, daug, unm, 30
Georgina, Daug, unm, 27
Everilda, Daug, unm, 25
William, son, 28, No cure of Souls

Juliana PARDOE, grand-daug, 4, born Essex, Leyton
+ abt 10 Servants
Charlotte and all children born Hunts, index says Horringford, image looks like Hemingford
