<html><body style="font-family: Helvetica,Arial,sans-serif; font-size: 12px;"><br>I came across this and thought some of us might find it interesting. The original Atari OS code, with handwritten notes.<div><br></div><div>https://archive.org/details/Atari400800OperatingSystemSourceCode</div><div><br></div><div>brian</div></body></html>