Dropbox is returning a 509 status code on the file, but I can't wait to take a look at this. My interest in this specific machine comes from its important place in the history of computer music with Lejaren Hiller's Illiac Suite:

https://www.youtube.com/watch?v=n0njBFLQSk8 http://ems.music.uiuc.edu/history/illiac.html https://en.wikipedia.org/wiki/Illiac_Suite