Lenaerts Notebook 46 (3 Nov 1965 - 28 Feb 1966)
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Notebook kept by Ernest Lenaerts during his work on the LEO computer. Includes entries: NB46_001: Front cover
NB46_002: November 3rd 1965,
NB46_003: November [5th] 1965, work outstanding
NB46_004:
NB46_005: Properties of paper
NB46_006: Causes of tape feed problems
NB46_007:
NB46_008: Lecture on static electricity
NB46_009: Polyester film
NB46_010: Wire hardness, tape defects
NB46_011: November 12th 1965, funeral Bill [Dawes], November 15th 1965, planning approval for pipes
NB46_012: Ribbon tests, budgeting for equipment
NB46_013: Abrasiveness of paper tape
NB46_014: November 16th 1965, rubbing abrasiveness, anti-static
NB46_015: Paper and ribbon for system 4
NB46_016: Testing ribbon samples
NB46_017: November 24th 1965, visit from Hylands of Kado, printing on nylon
NB46_018: Marian Hines tests on tape
NB46_019: Ultrasonic cleaning
NB46_020: December 1st 1965, Richardson of EEA on paper properties
NB46_021: Cutting abrasion
NB46_022: Paper cutting cont.
NB46_023: Opportunities for qualified men
NB46_024: Problems with paper
NB46_025: December 2nd 1965,system 4 booklet
NB46_026: December 6th 1965, printers, static measurements by Healy Papworths, Cardiff
NB46_027: December 7th 1965, visit to Cambridge
NB46_028: Visit Shirley Institute, static control
NB46_029: December 16th & 20th 1965, work stared on audiometer room
NB46_030: Reflective markers
NB46_031: December 22nd 1965
NB46_032: Bible on 2 sq inches of celluloid
NB46_033: December 31st 1965 &January 3rd 1966
NB46_034: January 5th 1966, BSI standards for [traditional vs continuous stationary]
NB46-035: Defining paper standards, EEA vs BETA
NB46-036: Surface finish, reflectivity, stiffness, thickness etc. [of paper]
NB46-037: Paper characteristics cont.
NB46-038: January 12 1966, paper printing and QC, Corlette request to document standards for stationary
NB46-039: January 17 1966, document reader requirements, precision cartridge metrics
NB46-040: Print quality, ribbon evaluation, marketing team
NB46-041: January 25 1966, experiments printing with die on glass and paper
NB46-042: Die printing experiments cont.
NB46-043: January 25 1966: 'M' [Marian Hines ?] request to transfer to programming, need for more assistants, ribbon tests
NB46-044: New project room
NB46-045: January 28 1966, print ribbons, successful print tests on glossy paper
NB46-046: January 31 1966: poor batch of Boyden punch tape from Shell, sound measurements at [Charles] house
NB46-047: February 1 1966, 'TRT' leaving, booklet printing delays
NB46-048: White noise measurements
NB46-049: January 5 1966 (probable error for February 5 1966): copying test tapes, Shell query about Boyden tape
NB46-050: Noise measurements, Noakes, results from Charles House(GPO) recordings, playing short sections of recordings
NB46-051: Paper/card weight standards, noise
NB46-052: February 9 1966, dispute with Noakes
NB46-053: A room work - ventilation, insulation, drying
NB46-054: [?] visit to States, IBM, Honeywell, ICT
NB46-055: Discussion with JFW on conditions for lending out equipment
NB46-056: Methods for examining surface of magnetic tape or paper
NB46-057: Discussion with MMP on charged tape
NB46-058: February 14 1966: car problems, binoculars
NB46-059: Stationary [standards] booklet ready, glass prism for surface measurements
NB46-060: February 16 1966,ribbon abrasion, discussions with Cavendish Lab. Cambridge about roles in industry for PhDs
NB46-061: Cavendish work on wear and abrasion, proposal to send someone there to learn scanning electron microscopy
NB46-062: Reflection on the pros and cons of his current work
NB46-063: Provenance of technique for displaying pattern of magnetisation: Bitter 1931
NB46-064: Cheaper carbon paper, continuous printer
NB46-065: IBM 954 transfer copying machine, heat version , solvent version. Abrasion tests on ribbons
NB46-066: Wafers for wear tests, acceptance of static paper
NB46-067: February 18 1966 and February 19 1966: more car troubles and expense
NB46-068: February 22 1966 refuses Marian Hinds two days paid leave to attend vocational guidance event, HMSO tanks for [stationary standards] booklet
NB46-069: Appointments, equipment
NB46-070: February 22 1966, Marketing asks about stationary, stationary booklet in demand
NB46-071: February 22 1966, homemade equipment case, Southampton noise project
NB46-072: Method to investigate noise on different sites
NB46-073: February 24th 1966, visit from ICT, visit to Charles House - noise notes
NB46-074: Paper measurements
NB46-075: List of projects, paper cutting and abrasiveness
NB46-076: February 28 1966, Jacqui West now Jacqui Tarrant, projects for workshop
NB46-077: February 28 1966, paper cutting equipment diagram and description, silk screen printing
NB46-078: Paper cutting cont. one upside-down page [expenses]
NB46-079: One upside-down page [expenses mainly travel]
NB46-080: Back cover
Date : 3rd November 1965 to 28th February 1966Physical Description : 1 bound volume (80 pages), paper; manuscript Provenance : Archive References : CMLEO/EL/NB/46 , CCH LI 57 This exhibit has a reference ID of CH76479. 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: 98.36 MB
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