Locomotive test report, London Midland & Scottish Railway Report, locomotive class 6P Royal Scot 4-6-0

Locomotive test report, London Midland & Scottish Railway Report, locomotive class 6P Royal Scot 4-6-0 No. 6131 (with taper boiler), class 5X 4-6-0 No. 5736 (with taper boiler) and class 6P Royal Scot 4-6-0 No. 6162 (with parallel boiler), performance and efficiency: to ascertain coal and water consumption of three types of express passenger locomotives, June 1945, Derby, 14 pages of text, 3 diagrams. (NRM Technical Archive reference TEST/LMS/20)