Sources

1 The Digitalarkivet Census for Norway, http://digitalarkivet.no/cgi-win/WebFront.exe?slag=vis&tekst=meldingar&spraak=e (A joint project between The National Archives of Norway, The regional Archive of Bergen and The Department of History, University of Bergen.), The 1900 census for the Gjestrumbakken farm in Vestre Toten, Oppland.