Skip to Main Content
IEEE membership options for an individual and IEEE Xplore subscriptions for an organization offer the most affordable access to essential journal articles, conference papers, standards,
eBooks, and eLearning courses.
Learn more about:
IEEE Xplore subscriptions
The article describes the techniques that evolved for the design and manufacture of the Colossus machines and their auxiliaries, invented for the purpose of code breaking during World War II and installed at Bletchley Park.
A not-for-profit organization, IEEE is the world's largest professional association for the advancement of technology.© Copyright 2015 IEEE - All rights reserved. Use of this web site signifies your agreement to the terms and conditions.