Mary Holland (1792–1877)
Daughter of Peter Holland, doctor, of Knutsford, Cheshire, and his wife Mary Willets, niece of Josiah Wedgwood I. Sister of Henry Holland. Second cousin of CD and Emma Darwin, and cousin of E. C. Gaskell. Lived with her younger unmarried sister Lucy in Knutsford.
Sources
Census returns of England and Wales 1851 (The National Archives: Public Record Office HO107/2163/402/38)
England & Wales, national probate calendar (index of wills and administrations), 1858–1966, 1973–95 (Ancestry.com, accessed 8 June 2017)
England, select births and christenings, 1538–1975 (Ancestry.com, accessed 8 June 2017)
ODNB s.v. Gaskell, Elizabeth