LMS Patriot No 45506 The Royal Pioneer Corps at Kettering with a test train including the former LYR Dynometer Car on August 31, 1955. Here working 4.25pm St Pancras - Nottingham. Loaned from Carlisle for the purpose of evaluating how locomotives performed under normal working conditions using poor quality coal.


Photo: T.G. Hepburn/Rail Archive Stephenson