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Lenaerts Notebook 3 (6 Jul - 9 Oct 1950)
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Notebook kept by Ernest Lenaerts during his work on the LEO computer, dated 6th July to 9th October 1950. View the transcription for this notebook (opens as a separate document). Includes entries:
NB03-001: 6 July 1950 NB03-002: 7 July 1950 NB03-006: 11 July 1950 NB03-006: 12 July 1950
NB03-012: 17 Jul 1950 Notes on Possible Reciprocation Sequence.
NB03-013: 19 Jul 1950 NB03-015: 20 July 1950 NB03-015: 21 July 1950
NB03-016: Diagrams and measurements for design of bicycle trailer - non-LEO related. NB03-017: 24 July 1950 NB03-018: 25 July 1950. Includes to-do list for cycling/camping trip - non-LEO related. NB03-020: 26 July 1950 NB03-021: Suggested Feature Programme [different handwriting, possibly written on a train or similar? On or after his holiday.] NB03-022: Friday 11 August. Priority of jobs [different handwriting, possibly written on a train or similar? On or after his holiday.] NB03-023: Mon 11th Aug 1950. Work commenced on Rack tests of the Coordinator
NB03-023: 14 August 1950
NB03-024: 16 August 1950 NB03-026: 17 August 1950 NB03-027: 18 August 1950 NB03-028: 21 August 1950 NB03-028: 22 August 1950 NB03-029: 23 August 1950
NB03-030: 24 August 1950. Parts and processes still to be tested NB03-031: 25 August 1950 NB03-032: 28 August 1950 NB03-035: 29 August 1950 NB03-036: 30 August 1950 NB03-038: 31 August 1950 NB03-042: 1 September 1950 NB03-046: 4 September 1950 NB03-047: 6 September 1950 NB03-048: 7 September 1950 NB03-049: 8 September 1950 NB03-052: 11 September 1950. Moving Coil pickup diagrams. Review of Progress. NB03-053: 11 September 1950 (cont.) Work on Machine NB03-056: 11 September 1950 (cont.) 'TRT & JMMP returned from holiday today. I set LEO up in lights on the raster scope for their benefit and they were duly impressed'. NB03-057: 11 September 1950 (cont.) Experiment to Try Out. NB03-058: 12 September 1950 NB03-062: 13 September 1950 NB03-064: 14 September 1950 NB03-065: 15 September 1950. Refusal of SCT to accept "I"s NB03-066: 15 September 1950 (cont.) * [EL asterisked] NB03-067: 18 September 1950 NB03-070: 19 September 1950 NB03-072: 20 September 1950 NB03-077: 22 September 1950 NB03-079: 25 September 1950 NB03-080: 26 September 1950 NB03-080: 27 September 1950
NB03-081: 28 September 1950 NB03-084: 29 September 1950 NB03-086: 2 October 1950 NB03-088: 6 October 1950. [dated 6.9.50 instead of October in error] NB03-093: 9 October 1950 NB03-095: [EL here seems to be working out patterns of lights to display a message on a machine - 'No Errors/Mistakes'] Date : 6th July 1950 to 9th October 1950 Creator : Lenaerts, Ernest Physical Description : 1 bound volume (97 pages), paper; manuscript Provenance : Archive References : CMLEO/EL/NB/3 , NB03 , DCMLEO20200421000-096 This exhibit has a reference ID of CH64749. Please quote this reference ID in any communication with the Centre for Computing History. |
 
This document has been scanned and is available to view online.
Copyright Ernest Lenaerts File Size: 20.61 MB
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