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Locomotive Test Report, BTC Bulletin No 19, Co-Co deltic diesel electric loco, Two Napier Deltic 2-stroke engines, September 1956. (NRM Technical Archive reference TEST/DIESEL/8)

Locomotive Test Report, BTC Bulletin No 19, Co-Co deltic diesel electric loco, Two Napier Deltic 2-stroke engines

1956
Locomotive test report, British Railways Report L97, Class 7, 4-6-2, No 70000, Dynamometer Car tests, Crewe-Carlisle route, January 1951, London Midland Region Loco Drawing Office. (NRM Technical Archive Reference TEST/BR/6)

Locomotive test report, British Railways Report L97

1951
Locomotive test report, British Transport Commission, Class 9 2-10-0, No 92023 ("Crosti" boiler) and 92050 (Standard boiler), to compare performance and efficiency of locomotives with "Crosti" boilers and standard boilers, May 1956, Rugby. (NRM Technical Archive Reference TEST/BR/9)

Locomotive test report, British Transport Commission, Class 9 2-10-0, No 92023 ("Crosti" boiler) and 92050 (Standard boiler)

1956
Locomotive test report, LMS Report No. 57, Class 7 (Princes Royal) 4-6-2 No 6200, Purpose of test,To investigate possibility of working an accelerated service between London and Glasgow, Special technical features, None stated, July 1935, Origin Derby, Edition contains text, 3 photographs, 0 diagram, 6 tables, 6 dimensions.

LMS Report No. 57

1935
Locomotive test report, British Railways Eastern and North Eastern Region, B1 4-6-0, testing economical locomotive performance, May 1952, Darlington. (NRM Technical Archive Reference TEST/LNER/6)

Locomotive test report, British Railways Eastern and North Eastern Region, B1 4-6-0

1952
Locomotive test report, BR London Midland Region, Report R16, English Electric Gas Turbine Locomotive, No number of Locomotive [Known as GT3], Was owned by English Electric, Purpose of test, To test incomplete locomotive at Rugby Testing Station, Special features, Gas turbine locomotive, February 1959, Origin Rugby, Edition contains text, 15 photographs, 4 diagrams, 2 graphs, 6 dimensions, yellow binding.

Locomotive Test Report, English Electric GT3

1959
Locomotive test report, British Railways, Rugby Report R18, Class 9 2-10-0, No 92250 (normal blast pipe) and 92250 (fitted with Giesl ejector), comparison of locomotives with normal blast pipes and with Giesl ejector, using low grade coal, September 1959, Rugby. (NRM Technical Archive Reference TEST/BR/9)

Locomotive test report, British Railways, Rugby Report R18, Class 9 2-10-0

1959
Locomotive test report, British Railways Report E.5, Class 7, 4-6-2, No 70006, Dynamometer Car tests, Eastern Region, June 1951, Darlington. (NRM Technical Archive Reference TEST/BR/6)

Locomotive test report, British Railways Report E.5, Class 7, 4-6-2, No 70006

1951
Locomotive test report, LMS Report No. 61, Class 7 4-6-2 No 6202 (Turbomotive), Class 7 4-6-2 No 6212 (Standard reciprocating), Purpose of test, To compare performance and efficiency of "Turbomotive" with that of a standard pacific, Special technical features, Turbine driven engine, August 1936, Origin Derby, Edition contains text, 5 photographs, 0 diagram, 5 tables, 9 dimensions, Existing catalogue number TEST/LMS/21, This report also includes an earlier report (July 1935) concerning performance of turbomotive only (3 pages, 3 tables).

LMS Report No. 61

1936
Locomotive test report, LMS Report No. 64, Class 7 4-6-2 No 6202 (Turbomotive), Class 7 4-6-2 No 6210 (Standard reciprocating), Purpose of test, To compare performance and efficiency of "Turbomotive" with that of a standard pacific, Special technical features, Turbine driven locomotive, October1936, Origin Derby, Edition contains text, 6 photographs, 0 diagram, 5 tables, 3 dimensions, Existing catalogue number TEST/LMS/21, This report also includes an earlier report (July 1935) concerning performance of turbomotive only (3 pages, 3 tables).

LMS Report No. 64

1936
Locomotive test report, Railway Executive, ex London & North Eastern Railway D49/2 4-4-0, No 62764, valve and event trials with infinitely variable poppet valve gear, with rotary valve gear, December 1949, Rugby. (NRM Technical Archive Reference TEST/LNER/4)

Locomotive test report, Railway Executive, ex London & North Eastern Railway D49/2 4-4-0, No 6276

1949
Report of the Locomotive Testing Committee on the Locomotive Interchange Trials 1948, 125 pages. (NRM Technical Archive reference TEST/BR/10)

Report of the Locomotive Testing Committee on the Locomotive Interchange Trials 1948

1948
Locomotive test report, British Railways Report E229, Class 5, 4-6-0, No 73031, test for the effect of speed and steam temperature on the cylinder performance of steam locomotives, including the use of auxiliary electrical superheater, June 1959, Rugby. (NRM Technical Archive Reference TEST/BR/5)

Locomotive test report, British Railways Report E229, Class 5, 4-6-0, No 73031

1959
Locomotive test report, British Railways Report L102, Class 9 2-10-0, No 92013, performance and efficiency, limited use to supplement exhaust steam injector, August 1955, Derby. (NRM Technical Archive Reference TEST/BR/8)

Locomotive test report, British Railways Report L102, Class 9 2-10-0, No 92013

1955
Locomotive test report, LMS Western Division report 42, Performance and efficiency, Standard 2-6-0 No 13129 (Lentz gear), Standard 2-6-0 No 13161 (Walschaert gear), To compare performance and efficiency of locomotives fitted either with Lentz valve gear or with Walschaerts gear, Special technical features list Lentz valve gear, April and May 1933

LMS Western Division report 42

1933
Locomotive test report, British Railways (London Midland Region) Test Report No. L.19, Class 5MT 4-6-0 No. 44987, No. 44988, No. 44985, No. 44964 performance and efficiency testing, trials of locomotives in 'run down' condition, Derby, December 1954, 12 pages, 4 photographs, 1 diagram, 35 graphs [also contains results for 44981 in good condition from report L100 part 1]. (NRM Technical Archive reference TEST/LMS/18)

Locomotive test report, British Railways (London Midland Region) Test Report No. L.19

1954
Locomotive test report, Railway Executive, Report No M3, Merchant Navy 4-6-2 No 35005, tests of performance and efficiency with mechanical stoker, 25 August 1950, Derby. (NRM Technical Archive Reference TEST/SR/1)

Locomotive test report, Railway Executive, Report No M3, Merchant Navy 4-6-2 No 35005

1950
Locomotive test report, British Railways London Midland Region Bulletin No 3, Performance and efficiency tests with live steam injector, Class 4 2 cylinder 2-6-0 mixed traffic locomotive No 43094, October 1951. BR 10800. (NRM Technical Archive reference TEST/LMS/13)

Locomotive test report, British Railways London Midland Region Bulletin No 3

1951
Locomotive test report, London Midland Region, British Railways Report L.108, Class 9 2-10-0, No 92023 ("Crosti" boiler) and 92050 (Standard boiler), to compare performance and efficiency of locomotives with "Crosti" boilers and standard boilers, May 1956, Rugby. (NRM Technical Archive Reference TEST/BR/9)

Locomotive test report, London Midland Region, British Railways Report L.108, Class 9 2-10-0

1956
Locomotive test report no 93, Performance and efficiency, British Railways (London Midland Region) class 4F, 2 cylinder 2-6-0, No 43027, When working to Class 4 passenger timings, Special features single blast pipe, May 1949. (NRM Technical Archive Reference TEST/LMS/13)

Locomotive test report No 93, Performance and efficiency, British Railways (London Midland Region) class 4F, 2 cylinder 2-6-0, No 43027

1949
Locomotive test report, British Railways, London Midland Region Report LMS/2/6 Performance and efficiency, Class 4MT 2-6-0 No 43027, Economical locomotive performance, May 1952. (NRM Technical Archive reference TEST/LMS/13)

Locomotive test report, British Railways, London Midland Region Report LMS/2/6 Performance and efficiency, Class 4MT 2-6-0 No 4302

1952
Locomotive test report, London Midland & Scottish Railway Report No. 40, standard Class 7 locomotive 0-8-0 No. 9628, performance and efficiency, comparison of various types of coal, March 1933, Derby, 5 pages of text, 2 diagrams, 2 tables. (NRM Technical Archive reference TEST/LMS/23)

Locomotive test report, London Midland & Scottish Railway Report No. 40

1933
Locomotive test report, British Railways (Midland Region) Test Report No. M2, Class 5MT 4-6-0 No. 44764, performance and efficiency test, to gain experience in the use of the Mobile Test Plant, technical feature: roller bearings, Derby, August 1949, 11 pages, 3 diagrams, 19 graphs. (NRM Technical Archive reference TEST/LMS/17)

Locomotive test report, British Railways (Midland Region) Test Report No. M2, Class 5MT 4-6-0 No. 4476

1949
Locomotive test report, London Midland & Scottish Railway Report No. 28, standard Class 7 locomotive 0-8-0 No. 9596, No. 9518, No. 9519, No. 9593, performance and efficiency with various types of valves and sizes of cylinder, Schmidt type piston valves August 1930, Derby, 9 pages of text, 4 diagrams, 2 tables. (NRM Technical Archive reference TEST/LMS/23)

Locomotive test report, London Midland & Scottish Railway Report No. 28

1930
Locomotive test report, London Midland & Scottish Railway Test Report, Classes: 5P5F 4-6-0 No. 5159, test for performance and efficiency of services on the Highland Division to see whether passenger services could be accelerated, January 1937, 7 pages, 4 diagrams. (NRM Technical Archive reference TEST/LMS/15)

Locomotive test report, London Midland & Scottish Railway Test Report, Classes: 5P5F 4-6-0 No. 5159

1937
Locomotive test report, London Midland & Scottish Railway Report No. 30, standard Class 7 locomotive 0-8-0 No. 9596, performance and efficiency, comparison of various types of coal, November 1930, Derby, 3 pages of text, 1 table. (NRM Technical Archive reference TEST/LMS/23)

Locomotive test report, London Midland & Scottish Railway Report No. 30

1930
Locomotive test report, London Midland & Scottish Railway, Performance and efficiency, Standard 2-6-0 No13053, Standard 2-6-0 No 13071, on long distance fitted freight trains, Reports December 1927 and January 1928 (NRM Technical Archive reference TEST/LMS/14)

Locomotive test report, London Midland & Scottish Railway, Performance and efficiency, Standard 2-6-0 on long distance fitted freight trains

1927 and 1928
Locomotive Test Report, British Transport Commission, 4-8-4 Diesel-Mechanical locomotive No 10100, Fell transmission system. (NRM Technical Archive Reference TEST/DIESEL/10)

Locomotive Test Report, British Transport Commission, 4-8-4 Diesel-Mechanical locomotive No 10100, Fell transmission system.

1955
Locomotive test report, LMS Report No 29, Performance and efficiency, Horwich 4-6-4T No11112, Standard 2-6-2T No2371, to compare performance and efficiency of two classes of engine, September 1930. (NRM Technical Archive reference TEST/LMS/24)

Locomotive test report, LMS Report No 29

1930
Locomotive test report, LMS Report No53, Performance and efficiency, Class 5X 3cylinder 4-6-0 No5645 taper boiler, Class 5X 3 cylinder 4-6-0 No5646 taper boiler, Class 5X 3 cylinder 4-6-0 No 5556 taper boiler, Class 5X 3 cylinder 4-6-0 No 5518 parallel boiler, Class 5X 3 cylinder 4-6-0 No 5525 parallel boiler, To compare performance of parallel boiler and taper boiler engines, April 1935 (NRM Technical Archive reference TEST/LMS/19)

Locomotive test report, LMS Report No 53, Performance and efficiency, Class 5X 3 cylinder 4-6-0

1935
Locomotive test report, London & North Eastern Railway, D49 4-4-0 No 352, Lentz valve gear with rotary drive, No 236 piston valve gear, No 329 Lentz valve gear with oscillating drive, comparartive tests between piston and Lentz valve gear, November - December 1929, Darlington. (NRM Technical Archive Reference TEST/LNER/4)

Locomotive test report, London & North Eastern Railway, D49 4-4-0

1929
Locomotive test report, Railway Executive Western Region report no. W14, Brown - Boveri Gas Turbine Locomotive, No 18000, Purpose of test, Performance and efficiency, Special features, Gas turbine locomotive, November 1951, Origin Swindon, Edition contains text, 10 photographs, 0 diagram, 2 graphs, 9 dimensions. Brown binding.

Locomotive Test Report, Gas Turbine No.18000

1951
Locomotive test report, London Midland & Scottish Railway Report, locomotive class 2P 4-4-0 No. 700, performance and efficiency: test on smokebox temperatures, August 1933, Derby, 2 pages of text, 6 tables, 1 diagram, 2 graphs. (NRM Technical Archive reference TEST/LMS/10)

Locomotive test report, London Midland & Scottish Railway Report, locomotive class 2P 4-4-0 No. 700

1933
Locomotive test report, London Midland & Scottish Railway Report No. 60, standard Class 7 locomotives 0-8-0 No. 9565 (with flangeless intermediate driving wheel) and No. 9536 (all wheels with standard tyres), performance and efficiency, to study performance on sharp curves of a locomotive fitted with flangeless driving wheels, April 1936, Derby, 4 pages of text, 1 diagram, 1 table. (NRM Technical Archive reference TEST/LMS/23)

Locomotive test report, London Midland & Scottish Railway Report No. 60

1936
Locomotive test report, London & North Eastern Railway, Report LNER/16/a, B1 4-6-0 No 8303, testing performance over various troutes in Scotland (preliminary report, original typescript), May 1944, Edinburgh. (NRM Technical Archive Reference TEST/LNER/6)

Locomotive test report, London & North Eastern Railway, Report LNER/16/a, B1 4-6-0 No 8303

1944
Locomotive test report, Railway Executive, North Eastern Region, Report LNER/12/a, A1 4-6-2, A2 4-6-2, A2/1 4-6-2 and A4 4-6-2, tests on standardisation of locomotives, 1949, Darlington, includes reports from Liverpool Street and Gerrards Cross dated, 1945. (NRM Technical Archive Reference TEST/LNER/7)

Locomotive test report, Railway Executive, North Eastern Region, Report LNER/12/a

1949
Locomotive test report, British Railways, Doncaster, Report LNER/19/a, A1 4-6-2 No 60136 and 60115, an investigationof steam distribution (also frame expansion, see Appendix), including indicator diagrams taken from all 3 cylinders, undated, Doncaster. (NRM Technical Archive Reference TEST/LNER/7)

Locomotive test report, British Railways, Doncaster, Report LNER/19/a, A1 4-6-2 No 60136 and 60115

Locomotive test report, London Midland & Scottish Railway Report No. 37, locomotive class Royal Scot 4-6-0 No. 6165, performance and efficiency: to determine the effect of bogie side control springs on the riding of the engine, May 1932, Derby, 4 pages of text, 3 photographs, 6 diagrams, 1 table. (NRM Technical Archive reference TEST/LMS/20)

Locomotive test report, London Midland & Scottish Railway Report No. 37

1932
Locomotive test report, LMS Report No 35, Performance and efficiency, 2-6-0 + 0-6-2 Garratt No 4967, August 1931. (NRM Technical Archive reference TEST/LMS/25)

Locomotive test report, LMS Report No 35, Performance and efficiency, 2-6-0 + 0-6-2 Garratt No 4967, August 1931.

1931
Locomotive test report, London Midland & Scottish Railway Report No. 41, locomotive class 2P 4-4-0 No. 700, performance and efficiency: comparison of standard and modified boilers, February and March 1933, Derby, 5 pages of text, 1 table, 3 graphs. (NRM Technical Archive reference TEST/LMS/10)

Locomotive test report, London Midland & Scottish Railway Report No. 41, locomotive class 2P 4-4-0 No. 700

1933
Locomotive test report, London Midland & Scottish Railway No 90, Performance and efficiency, Class 2F, 2 cylinder, 2-6-0 No 6419, Coal and water consumption and general performance of a new locomotive, April 1947. (NRM Technical Archive reference TEST/LMS/12)

Locomotive test report, London Midland & Scottish Railway No 90, Performance and efficiency, Class 2F, 2 cylinder, 2-6-0 No 6419

1947
Locomotive test report, London Midland & Scottish Railway Report, locomotive classes superheated 5F 0-8-0 No. 574 (renumbered 9422), superheated 4F 0-6-0 No. 3866, saturated 3F No. 3756, performance and efficiency: comparison of three types of freight engine, September 1925, Derby, 11 pages of text, 2 diagrams, 1 table. (NRM Technical Archive reference TEST/LMS/11)

Locomotive test report, London Midland & Scottish Railway Report, classes 5F,4F,3F

1925
Locomotive test report, LMS Report No. 86, Dynamometer Car Tests, Southport-Manchester-Southport, Central Division, 2 cylinder 2-6-4T No. 2230, To ascertain the effect of self-cleaning smokebox on performance, July 1946.

LMS Report No 86, 2-6-4T No 2230

1946
Locomotive test report, London & North Eastern Railway (Scottish Area), Report LNER/11/a, A1 4-6-2 No 113 and A4 4-6-2 No 31, standardisation of tests between A1 and A4 locomotives, September 1947, Edinburgh. (NRM Technical Archive Reference TEST/LNER/7)

Locomotive test report, London & North Eastern Railway (Scottish Area), Report LNER/11/a, A1 4-6-2 No 113 and A4 4-6-2 No 31

1947
Locomotive test report, British Railways Locomotive Testing Committee, Report W16, Hall 4-6-0 No 6988, test for economical performance, May 1952, Swindon. (NRM Technical Archive Reference TEST/GWR/6)

Locomotive test report, British Railways Locomotive Testing Committee, Report W16, Hall 4-6-0 No 6988

1952
Locomotive test report, London Midland & Scottish Railway Report No. 31, locomotive class Royal Scot 4-6-0 No. 6158, performance and efficiency of modified engines, improved piston and valve seals, January 1931, Derby, 7 pages of text, 3 diagrams, 1 table. (NRM Technical Archive reference TEST/LMS/20)

Locomotive test report, London Midland & Scottish Railway Report No. 31

1931
Locomotive Test Report, BTC report E 62, Co-Co deltic diesel electric locomotive, No 9001, Two Napier Deltic 2-stroke engines, March 1961, High-speed trial. (NRM Technical Archive reference TEST/DIESEL/8)

Locomotive Test Report, BTC report E 62, Co-Co deltic diesel electric locomotive, No 9001

1961
Locomotive test report, Railway Executive Western Region appendix to report no. W14, Brown - Boveri Gas Turbine Locomotive, No 18000, Castle Class 5049, King Class 6022, Purpose of test, Performance and efficieny, Comparison of gas turbine locomotive with steam locomotive, November 1951, Origin Swindon, Edition contains text, 3 photographs, 0 diagram, 0 graphs, 0 dimensions. Brown binding.

Locomotive Test Report, Gas Turbine No.18000

1951
Locomotive test report, British Railways BTC Bulletin No 23, London & North Eastern Railway B1 4-6-0 No 61353, performance and efficiency tests with exhaust steam injector, August 1951, Rugby. (NRM Technical Archive Reference TEST/LNER/6)

Locomotive test report, British Railways BTC Bulletin No 23, London & North Eastern Railway B1 4-6-0 No 61353

1951
Locomotive test report, Railway Executive Report R7, B1 4-6-0 No 61353, testing performance and efficiency, June 1953, Rugby. (NRM Technical Archive Reference TEST/LNER/6)

Locomotive test report, Railway Executive Report R7, B1 4-6-0 No 61353

1953