Information sur la source
Ancestry.com. A History of St Ives, Lelant, Towednack and Zennor [base de données en ligne]. Provo, UT, USA: Ancestry.com Operations, Inc., 2012.Données originales : John Hobson Matthews. A History of St Ives, Lelant, Towednack and Zennor. London, England: Elliot Stock, 1892.