@ShreevatsaR do you know anything about the implementation of TeX in MESA at the Xerox Palo Alto Research Center mentioned in the introduction to TeX the program?

or anyone else

@texdr.aft tug.org/TUGboat/tb26-1/beebe.pdf

@DavidCarlisle that doesn't really have any additional information

i'm hoping that the source is available somewhere

i remember searching through some archive (of palo alto) but didn't find anything