Photographs mainly of LEO II and III, as well as J M M Pinkerton etc.
1 - 10. Various photographs - no descriptions
11. LEO II British Oxygen Co.
12. Technical STDS. &Metallurgical Department, British Oxygen Co. Ltd.
13. LEO Mark II installed for WD &HO Wills at Bristol. Samastronic Print Head on right (mid 1950s).
14. LEO II Stewarts &Lloyds-Corby (payroll).
15. LEO II Stewarts &Lloyds-Corby (payroll).
16 - 26. Various - no descriptions
27. LEO III (Lyons, Cadby Hall). Derek Jolley at the console.
28. LEO III- stand at the Institute of Office Management Conference, Harrogate, 1960.
29. No description
30. No description
31. High speed paper tape punch (LEO III).
32. LEO Document Reader (1963)
33 - 40. Various
41. Engineer's Control Console (LEO III). Store and register displays, with stacking and selection keys, provide comprehensive monitoring and testing facilities.
42. Operator's Control Console (LEO III). An automatic log records the progress of jobs and reports when operator action is required.
43. Ampex TM4 MAG. Tape Units (LEO III).
44. High Speed Tape Reader (LEO III). Input data is read at 1000 chars. Per second from 5, 7 or 8 channel tape by the Elliott D4/23 Reader.
45. No description.
46. LEO III Packages showing transistors and other components. 12 July 1960.
47. LEO III at South African Bureau of English Electric-Leo Computer Services (Pty) Ltd.
48. No description.
49. Forty years service by Mr E H Lenaerts. Photograph shows Mr Lenaerts, Mr A M L Salmon, EELM's Vice Chairman; Sir Gordon Radley, EELM's Chairman, and Dr J M M Pinkerton, EELM's Research Manager.
50. Dr J M M Pinkerton, Research Manager of EELM and President of ECMA (European Computer Manufacturers Association) 1967.
51. Dr Pinkerton retires. Photograph shows also David Small, David Caminer and Doug Cornish.
52. Dr Pinkerton, Manager, Strategic Studies - receiving Excellence Award.
53 - 56. Various
57. Dr J M M Pinkerton with an experimental version of LEO III built for testing circuits. 12 July 1960.
58 - 60. Various
61. LEO III Packages showing printed circuit connections. 12 July 1960.
62. No description
63. High Speed Magnetic Tape Transport linked to LEO. 12 July 1960.
64. A view of LEO III Cabinet showing packaged construction, self-contained ventilation unit and power supply. 12 July 1960.
65. LEO III being filmed for 'Keeping Pace' a Czechoslovakian documentary on computers.
66. English Electric Leo model 1040 line printer being demonstrated for first time at the Business Efficiency Exhibition at Olympia. October 1963.
67. Computer Cabinets (LEO III) - plug-in packages enable elements of the computer electronics to be changed easily.
68. High Speed Printer (LEO III) - 1000 lines of printed results per minute are recorded on continuous stationery by the Anelex 4-1000 Line Printer.
69. No description
70. LEO III in operation at John Humphries House - housing a computer "co- operative" in south-east London shared by six boroughs. March 1965.
71. OPS control panel - Anelex Line Printer - Johannesburg, 1962.
72. Ampex TM 2 Tape Decks - Johannesburg
73. Central Processor and Store Suite, Customs & Excise, Southend, 1963.
74. Rack Wiring, Customs & Excise, Southend.
75. The Queen's visit to ICL Bracknell, 1976.
76. J M M Pinkerton at the Slough Office, c.1983.