↑ "England and Wales Census, 1881," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q27D-Z7W4 : 12 December 2017), Walter Boon in household of Joseph Boon, Foulness, Essex, England; from "1881 England, Scotland and Wales Census," database and images, findmypast (http://www.findmypast.com : n.d.); citing p. 17, Piece/Folio 1772/106, The National Archives, Kew, Surrey; FHL microfilm 101,774,678.
↑ "England and Wales Census, 1901," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:X9NT-XBX : 20 May 2019), Walter Boon, Southchurch, Essex, England, United Kingdom; from "1901 England, Scotland and Wales census," database and images, findmypast (http://www.findmypast.com : n.d.); citing Prittlewell subdistrict, PRO RG 13, The National Archives, Kew, Surrey.