> On Jan 29, 2022, at 11:59 AM, Clem Cole wrote: > > > > On Fri, Jan 28, 2022 at 6:08 PM Will Senn > wrote: > > 3. What combinations of UNIX/Pascal were popular? > Depends the implementation... there were a number of them... there were the ones I had at that time > The Zurich P4 compiler was around and of course eventually begat UCSD, but I don't remember that it was directly made to run on Unix[I did not have one], although it may/must have been. Yes, the UCSD P-code interpreter was ported to 4.1 BSD on the VAX and it ran natively there. I used it on sdcsvax in my senior year (1980). David