
Locomotive test report, London Midland & Scottish Railway Report No. 47
Locomotive test report, London Midland & Scottish Railway Report No. 47, standard Class 7 locomotive 0-8-0 No. 9673, performance and efficiency, comparison of efficiency between ACFI feed water heater and live steam injector, August 1934, Derby, 9 pages of text, 2 diagrams, 8 tables. (NRM Technical Archive reference TEST/LMS/23)