"England and Wales Birth Registration Index, 1837-2008," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:2XZP-LHM : 1 October 2014), William Altham, 1874; from "England & Wales Births, 1837-2006," database, findmypast (http://www.findmypast.com : 2012); citing Birth Registration, Clitheroe, Lancashire, England, citing General Register Office, Southport, England.
"England, Lancashire, Parish Registers 1538-1910," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QJD8-LZGS : 8 November 2017), William Altham, 08 Mar 1874; citing Christening, Grindleton, Grindleton, Lancashire, England, volume , Lancashire Record Office, Preston; FHL microfilm 1,849,658.
"England and Wales Census, 1881," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q275-FNZF : 13 December 2017), William Altham in household of Joseph Altham, Grindleton (York Wr), Lancashire, England; from "1881 England, Scotland and Wales Census," database and images, findmypast (http://www.findmypast.com : n.d.); citing p. 16, Piece/Folio 4171/43, The National Archives, Kew, Surrey; FHL microfilm 101,775,181.
"England and Wales Census, 1891," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QTTK-SW2 : 6 May 2019), William Altham in household of Joseph Altham, Bradford, Lancashire, England, United Kingdom; from "1891 England, Scotland and Wales census," database and images, findmypast (http://www.findmypast.com : n.d.); citing PRO RG 12, Lancashire county, subdistrict, The National Archives of the UK, Kew, Surrey.
"England and Wales Marriage Registration Index, 1837-2005," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:2D1Y-X3X : 22 May 2014), William Altham, 1896; from "England & Wales Marriages, 1837-2005," database, findmypast (http://www.findmypast.com : 2012); citing 1896, quarter 4, vol. 8E, p. 537, Clitheroe, Lancashire, England, General Register Office, Southport, England.
"England and Wales Census, 1911," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:X4MG-T8J : 6 May 2019), William Altham, Chatburn, Lancashire, England, United Kingdom; from "1911 England and Wales census," database and images, findmypast (http://www.findmypast.com : n.d.); citing PRO RG 14, The National Archives of the UK, Kew, Surrey.