Mike Stewart recently acquired an original source code listing of Apollo 12, that he had been working on for years. In this longish video, he gives us a glimpse of what's inside, including the software fix for the infamous 1202 errors that had plagued the Apollo 11 landing. 0:00 How we got the Apollo listings 2:45 How to read the assembly listings 16:50 Landing on the Moon with the P66 program 18:15 1202 error fix code added after Apollo 11 24:27 Version control in the 1960's The scan of the listing has been made available to all right here, thanks to Mike's dedication and the Internet Archive: https://archive.org/details/luminary11600nasa/page/n3/mode/2up The clean, hand-recovered, checked and known-to-recompile code derived from this listing is available here, also the master work of Mike Stewart: https://www.ibiblio.org/apollo/listings/Luminary116/MAIN.agc.html Here is a link to the installation instructions of the unmodified Orbiter/NASSP software, which flies with the original code: https://www.orbiter-forum.com/showthread.php?t=40351 Our sponsor for PCBs: https://www.pcbway.com/ Support the team on Patreon: https://www.patreon.com/curiousmarc Buy shirts on Teespring: https://teespring.com/stores/curiousmarcs-store Learn more on the companion site: https://www.curiousmarc.com/ Contact info: null