For those interested in this subject, I highly recommend "The Apollo Guidance Computer: Architecture and Operation": http://www.amazon.com/The-Apollo-Guidance-

For those interested in this subject, I highly recommend "The Apollo Guidance Computer: Architecture and Operation": http://www.amazon.com/The-Apollo-Guidance-Computer-Architecture/dp/1441908765/ http://www.amazon.com/The-Apollo-Guidance-Computer-Architect... John Pultorak built a Block I AGC (think "version 1") and provides all of his work in the Public Domain here: http://klabs.org/history/build_agc/ http://klabs.org/history/build_agc/