Home > LEO Computers > Lyons Electronic Office (LEO) Archive > CMLEO/JD - John Daines Collection > Working Files > 74145 Engineering Dra ... s for Document Reader

74145 Engineering Drawings for Document Reader

Home > LEO Computers > Lyons Electronic Office (LEO) Archive > CMLEO/JD - John Daines Collection > Working Files > 74145 Engineering Dra ... s for Document Reader

Peter Mills' copy of Engineering drawings including:

Information Detection
Information Selection
Parity Logic
Row Counter
Line Count
Plugboard - Column Cancelling
Form Detection - End of Form
Form Control
Tape and Form Feed
Reset-Block end-Miscount Logic
Doubtful Mark
Tape Punch Logic
Sentinel - Tape Alarms
Misread Alarm
Power Supply Switching
Power Control Interlocks

Date : Undated

Physical Description : 1 file, 16 items, paper; typescript

Provenance :
Collected by John Daines

Archive References : CMLEO/JD/WF/74145 , JDA8.C219

Related Topics:

LEO III

This exhibit has a reference ID of CH74145. Please quote this reference ID in any communication with the Centre for Computing History.

Scan of Document: 74145 Engineering Drawings for Document Reader

Click on the Image For Detail

Founding Sponsors

Heritage Lottery Funded

donate to us!

Be_part_of_our_story...

We are a registered charity. Since opening in 2013, over 160,000 people, including 18,000 school pupils, have visited the Centre. Our visitors deserve a space which is engaging and inspiring, where they can feel a sense of adventure, exploration and wonder!

We have an ongoing need for small donations to support our work, major donations to move us forward as a charity and everything in between. Corporate partnerships are also welcomed.

Small donations can be made below or to make the absolute most of your donation, please do consider making a direct bank transfer. Contact us by email using admin@computinghistory.org.uk to ask for details. If you'd like to chat about supporting us please contact our Partnerships team.

All individual donations can also be Gift Aided, allowing us to claim an extra 25p on every £1 donated. Visit our Gift Aid page to complete a Gift Aid declaration.

Please be assured that any amount you feel able to donate will make an immediate and significant impact.