Ancestry.com. A genealogical account of the Mayo & Elton families of Wilts and Herefordshire [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.Original data: Mayo, Charles Herbert,. A genealogical account of the Mayo & Elton families of Wilts and Herefordshire and some other adjoining counties, together with numerous biographical sketches : to which are added many genealogies for the most part not hitherto published of families allied by marriage to the family of Mayo and a history of the manors of Andrewes and Le Mote, in Cheshunt, Hertfordshire. London: Priv. print. at the Chiswick Press by C. Whittingham and Co., 1908.