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Report on a fact-finding trip leading to the development of the LEO computer, 1947

Report on a fact-finding trip leading to the development of the LEO computer, 1947

1947
Technical Reports, Roadrailer, 1960, Pressed Steel Company, typescript in thick binder, approximate 60 pages, 40 photographs, approximately 30 diagrams.

Roadrailer

1960
Technical Reports, "The Vacuum Automatic Brake", 1900, Gresham and Craven Ltd., format, printed, number of pages 16, diagrams 3.

The Vacuum Automatic Brake

1900
Technical Report, "Description and Notes on the G.W.R. System of Automatic Train Control", July 1931, Great Western Railway, Department, Head Office at Paddington, printed with hard covers, number of pages 13, contains 2 photos and 12 diagrams, inserted is a manuscript single sheet titled "A.T.C. and 4 Aspect Signalling".

Automatic Train Control, Description and Notes

1931
Technical Reports, "Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee", October 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2 A, format, typescript, number of pages 8, diagrams 11.

Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee

1949
Technical Reports, "Brake Tests, Royal Scot Engines, March 1932, Crewe-Chester", 1932, London Midland & Scottish Railway, format, typescript, number of pages 6, diagrams 2.

Brake Tests, Royal Scot Engines, March 1932, Crewe-Chester

1932
Technical Reports, "Brake Tests, Royal Scot Engines, March 1932, Crewe-Chester", 1932, London Midland & Scottish Railway, format, typescript, number of pages 6, diagrams 2.

Brake Tests, Royal Scot Engines, March 1932, Crewe-Chester

1932
Technical Reports, "Report on the testing of vacuum brake ejectors for the power brake committee", July 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2, format, typescript, number of pages 15, photos 2, diagrams 17.

Report on the testing of vacuum brake ejectors for the power brake committee

1949
Technical Reports, "Vacuum Brake Trials, 1935, held on Western Division between Crewe and Willesden, Stopping Distances from High Speeds", 1935, London Midland & Scottish Railway, department, Chief Mechanical Engineers Drawing Office, Derby, format, typescript, number of pages 45, diagrams 30.

Vacuum Brake Trials, 1935, held on Western Division between Crewe and Willesden

1935
Technical Reports, "Report on Brake Experiments Made at Gisburn on the Lancashire and Yorkshire Railway", July 1880, Douglas Carlton F.R.S., format, printed, number of pages 14, 1 pullout sheet.

Report on Brake Experiments

1880
Technical Reports, "Slow speed brake tests with Automatic Train Control Equipment and deadmans equiptment on freight trains", July 1958, British Transport Commision, Chief Mechanical and Electrical Engineering Department, Doncaster, report E14/60L, format, typescript, number of pages 8, diagrams 18.

Slow speed brake tests with Automatic Train Control Equipment and deadmans equiptment on freight trains

1958
Technical Reports, "Trials of a device to maintain effectiveness of brake application by Automatic Train Control", October 1949, Railway Executive, Department Mechanical and Electrical Engineering Western Region Swindon, report number W15, format typescript, number of pages 3, photos 1, diagrams 6.

Trials of a device to maintain effectiveness of brake application by Automatic Train Control

1952
Technical Report, "Electro-mechanical automatic train control apparatus", June 1938, Great Western Railway, Department Chief Mechanical Engineer Swindon, typescript, number of pages 12 photos 3 diagrams 11.

Electro-mechanical automatic train control apparatus

1938
Technical Reports, "Effect of engine sanding equiptment on the efficiency of track circuits", October 1949, Great Western Railway, Department Signal and Telegraph, format typescript, number of pages 4, photos 1, diagrams 2.

Effect of engine sanding equiptment on the efficiency of track circuits

1949
Technical Reports, Road Railer, "Exhibition of railway containers and demonstration of mechanical applications: Marylebone Goods Depot.", April 1958, British Railways, Marylebone Goods Depot, Typescript, 27 pages.

Exhibition of railway containers and demonstration of mechanical applications: Marylebone Goods Depot.

1958-04
Technical Reports, "Appendix 2. Report on the testing of vacuum Brake Ejectors for the power Brakes Committee", October 1950, Railway Executive, department, Mechanical and Electrical Engineers Western Region , Swindon, report number W2 B, format, typescript, number of pages 5, diagrams 4.

Appendix 2. Report on the testing of vacuum Brake Ejectors for the power Brakes Committee

1950
Technical Reports, "Comparative Brake Tests between steam and vacuum braked locomotives made between Leicester & Loughborough, April 9th 1933". May 1933, London North Eastern Railway, department Chief Mechanical Engineer, Darlington, format, typescript, number of pages 7, diagrams 7.

Comparative Brake Tests between steam and vacuum braked locomotives

1933
Technical Reports, Roadrailer, 1960, 14 pages, 9 photographs.

Roadrailer

1960
Technical Reports, "Vacuum Brake Trials, May and June 1935, Direct Admission Valves (1) GWR Standard, (2) GWR Modified Comparison with (a) Electric Accel. Valves, (b) Std Arrangement ", 1935, London Midland & Scottish Railway, department, Chief Mechanical Engineers Drawing Office, Derby, format, typescript, number of pages 12, diagrams 9.

Vacuum Brake Trials, May and June 1935

1935
Technical Reports, "Report of Brake Trials on Locomotives fitted with Automatic Train Control Equipment", October 1956, British Rail Eastern Region, number of pages 4, tables 4, diagrams 20.

Report of Brake Trials on Locomotives fitted with Automatic Train Control Equipment

1956
Technical Reports, "Appendix 2. Report on the testing of vacuum Brake Ejectors for the power Brakes Committee", October 1950, Railway Executive, department, Mechanical and Electrical Engineers Western Region , Swindon, report number W2 B, format, typescript, number of pages 5, diagrams 4.

Appendix 2. Report on the testing of vacuum Brake Ejectors for the power Brakes Committee

1950
Technical Reports, "Investigation into the possible improvement of the "Dreadnought" ejector", December 1953, British Railways (Western Region), department, Mechanical and Electrical Engineers Western Region , Swindon, report number W 26, format, typescript, number of pages 3, diagrams 6.

Investigation into the possible improvement of the "Dreadnought" ejector

1953
Technical Reports, "Report of Brake Trials on Locomotives fitted with Automatic Train Control Equipment", July 1956, British Railways (North Eastern Region), Chief Mechanical and Electrical Engineering Department Dynamometer Section, Darlington, report E.17, format, typescript, number of pages 11, diagrams 26.

Report of Brake Trials on Locomotives fitted with Automatic Train Control Equipment

1956
Technical Report, "Tests of Gresham & Craven Automatic Ejector Control System", 1952, British Railways (Western Region), Mechanical and Electrical Engineers Department, Swindon, report number W 21, format, typescript, number of pages 3, diagrams 7.

Test of Gresham and Craven Automatic Ejector Control System

1952
Technical Reports, "Comparative Brake Tests between steam and vacuum braked locomotives made between Leicester & Loughborough, April 9th 1933". May 1933, London North Eastern Railway, department Chief Mechanical Engineer, Darlington, format, typescript, number of pages 7, diagrams 7.

Comparative Brake Tests between steam and vacuum braked locomotives

1933
Technical Reports, "Notes, Memos, Diagrams re Automatic Train Control re auto-train working etc", May 1930 to April 1946, Great Western Railway, Swindon Drawing Office and other departments, thick files contains type written correspondence accumulated over 10 years with subject index, number of separate Items 119.

Notes, Memos, Diagrams re Automatic Train Control re auto-train working etc

1935-1946
Technical Report, "Test of Automatic Train Control apparatus modified to give a third audible signal", July 1946, Great Western Railway, Department Signal and telegraph, format typescript, number of pages 8, diagrams 9.

Test of Automatic Train Control apparatus modified to give a third audible signal

1946
Technical Reports, "Report on the testing of vacuum brake ejectors for the power brake committee", July 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2, format, typescript, number of pages 15, photos 2, diagrams 17. (Reprint)

Report on the testing of vacuum brake ejectors for the power brake committee

1949
Technical Reports, "Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee", October 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2 A, format, typescript, number of pages 8, diagrams 11.

Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee

1949
Technical Reports, "Vacuum brake trials 1928, freight trains with various marshallings", 1928, London Midland & Scottish Railway, number of pages 16, photos 1, diagrams 29.

Vacuum brake trials 1928, freight trains with various marshallings

1928
Technical Reports, "Investigation into the possiable improvement of the "Dreadnought" ejector", December 1953, British Railways (Western Region), department, Mechanical and Electrical Engineers Western Region , Swindon, report number W 26, format, typescript, number of pages 3, diagrams 6.

Investigation into the possible improvement of the "Dreadnought" ejector

1953
Technical Reports, "Report on the testing of vacuum brake ejectors for the power brake committee", July 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2, format, typescript, number of pages 15, photos 2, diagrams 17.

Report on the testing of vacuum brake ejectors for the power brake committee

1949
Technical Reports, "Report of Brake Trials on Locomotives fitted with Automatic Train Control Equipment", February 1956, British Rail Eastern Region, number of pages 4, tables 4, diagrams 20.

Report of Brake Trials on Locomotives fitted with Automatic Train Control Equipment

1956
Technical Reports, "Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee", October 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2 A, format, typescript, number of pages 8, diagrams 11.

Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee

1949
Technical Reports, "Minutes of Automatic Train Control Committee", March - November 1930, format file contains the minutes of the final 21 meetings of the Automatic Train Control Committee, approximately 100 pages.

Minutes ot Automatic Train Control Committee

1930
Technical Reports, "Trials of a device to maintain effectiveness of brake application by Automatic Train Control", February 1952, Railway Executive, Department Mechanical and Electrical Engineering Western Region Swindon, report number W15, format typescript, number of pages 3, photos 1, diagrams 6.

Trials of a device to maintain effectiveness of brake application by Automatic Train Control

1952
Technical Reports, "Trials of a device to maintain effectiveness of brake application by Automatic Train Control", October 1949, Railway Executive, Department Mechanical and Electrical Engineering Western Region Swindon, report number W15, format typescript, number of pages 3, photos 1, diagrams 6.

Trials of a device to maintain effectiveness of brake application by Automatic Train Control

1952
Technical Reports, "Trials of a device to maintain effectiveness of brake application by Automatic Train Control", February 1952, Railway Executive, Department Mechanical and Electrical Engineering Western Region Swindon, report number W15, format typescript, number of pages 3, photos 1, diagrams 6.

Trials of a device to maintain effectiveness of brake application by Automatic Train Control

1952
Technical Report, "De-sanding apparatus : report of trials held at Bramley on 15-2-48 and 7-3-48", March 1948, Great Western Railway, Department Signal and Telegraph, format typescript, number of pages 7, photos 1, diagrams 4 plus subsequent correspondence.

De-sanding apparatus : report of trials held at Bramley on 15-2-48 and 7-3-48

1948
Technical Reports, "Report on Automatic Train Control and Detonator Placers", March 1936, London & North Eastern Railway, Department London & North Eastern Railway Committee Report, format typescript, number of pages 18 plus 2 appendices.

Report on Automatic Train Control and Detonator Placers

1936
Technical Report, "Tests of Gresham & Craven Automatic Ejector Control System", 1952, British Railways (Western Region), Mechanical and Electrical Engineers Department, Swindon, report number W 21, format, typescript, number of pages 3, diagrams 7.

Test of Gresham and Craven Automatic Ejector Control System

1952
Technical Reports, "The efficiency of ejectors, vacuum brake ejectors, air pumps & locomotive draughting arrangements", 1950, British Railways (Western Region), department, Mechanical and Electrical Engineers Western Region, Swindon, report number W-S12, format, typescript, number of pages 27, diagrams 2.

The Efficiency of Ejectors

1952
Technical Reports, "Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee", October 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2 A, format, typescript, number of pages 8, diagrams 11. (Reprint)

Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee

1949
Technical Reports, "Report on the testing of vacuum brake ejectors for the power brake committee", July 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2, format, typescript, number of pages 15, photos 2, diagrams 17.

Report on the testing of vacuum brake ejectors for the power brake committee

1949
Technical Reports, "Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee", October 1949, Railway Executive, department, Chief Mechanical Engineers Western Region , Swindon, report number W2 A, format, typescript, number of pages 8, diagrams 11.

Appendix to Report on the testing of vacuum Brake Ejectors for the power Brakes Committee

1949
Technical Report, "De-sanding apparatus : report of trials held at Bramley on 15-2-48 and 7-3-48", March 1948, Great Western Railway, Department Signal and Telegraph, format typescript, number of pages 7, photos 1, diagrams 4 plus subsequent correspondence .

De-sanding apparatus : report of trials held at Bramley on 15-2-48 and 7-3-48

1948
Technical Report, "Test of Automatic Train Control apparatus modified to give a third audible signal", July 1946, Great Western Railway, Department Signal and telegraph, format typescript, bound, number of pages 8, diagrams 9.

Test of Automatic Train Control apparatus modified to give a third audible signal

1946