http://www.powerhousemuseum.com/collection/database/ Powerhouse Museum Collection en-au 1 1 50 http://www.powerhousemuseum.com/collection/database/?irn=211547&search=B2275&site_id=3 B2275 Steam road roller, type D, metal, made by Aveling and Porter Ltd, Rochester, Kent, England, 1922-1923 http://www.powerhousemuseum.com/collection/database/?irn=211547&search=B2275&site_id=3