"England and Wales Census, 1911," index, FamilySearch (
https://familysearch.org/ark:/61903/1:1:XWTS-TCD : accessed 15 April 2015), Audrey Helena Servaes, Toxteth Park, Liverpool S, Lancashire, England; from "1911 England and Wales census," database and images, findmypast (http://www.findmypast.com : n.d.); citing PRO RG 14, county, registration district, subdistrict, The National Archives of the UK, Kew, Surrey.