woman Rebecca Louisa Powell of Revensthorpe, Northamptonshire‏‎ #1827‎, daughter of Thomas Powell of Ravensthorpe, Northamptonshire and Sarah Smith‏.
Born ‎1821
1881 census:
Louisa Langton (30) and her mother Louisa R Langton, were at Teeton Hall, no occupation but both in receipt of “income from land and dividends”, both born Ravensthorpe with four servants.

Married/ Related to:

man Stephen St. Peter Langton of Northamptonshire‏‎ #1826‎, son of Unknown Langton of Teeton, Northamptonshire, UK and Unknown Unknown‏.
Born ‎1816
He is said to have been born in 1814 the great-great grandson of John Langton of Teeton, Northants. But its not clear who this could be. Educated at Guilsborough Grammar School and later at Oakham School before going up to Oxford.

Child:

1.
woman Louisa Isabella "bella Langton-Featherstone, Louisa Isabella Lang" Langton of Teeton, Northamptonshire‏‎ #1829
Born ‎Jan 1850 Northamptonshire, UK, died ‎21 May 1942‎, 92 years
Thomas Jones Bosworth managed the Teeton hall estate for Miss Louisa Langton

1877-85

http://www.nationalarchives.gov.uk/a2a/records.aspx?cat=154-bhh&cid=0

also:
http://www.london-gazette.co.uk/issues/35824/pages/5485/page.pdf

1881 census:
Louisa Langton (30) and her mother Louisa R Langton, were at Teeton Hall, no occupation but both in receipt of “income from land and dividends”, both born Ravensthorpe with four servants.

1911 census:
Louise Isabella Langton (60) a widow of independent means, born Ravensthorpe, living with a companion and three servants in Teeton House.

http://www.ancestordocs.co.uk/Northamptonshire.htm