Wardale D., The Red Devil and Other  Tales from the Age of Steam, fifth edition, pub. Camden Miniature Steam, 2017 (available through this website).
Wardale D.,The 5AT Fundamental Design Calculations, pub. ASTT 2014 (available through this website).
Koopmans J.J.G., “The Fire Burns Much Better ..” pub. Sheffield University 2006.
Fozard A., ed., 5AT Feasibility Study,  pub. ASTT 2016 (available through this website).
Porta L.D., Advanced Steam Loco Development pub. Camden Miniature Steam, 2006.
Girdlestone P., Here be Dragons to be published 2017 and sold through this website.
Haigh A., Locomotive Boilers for the Twenty-First Century, Express Publishing, approx 2013.