[TUHS] Bell Labs CSTRs

[Douglas McIlroy]

> once you've got M3 and M4, you've got a naming convention; I'd
> think it a safe bet that there was an M5 that was an internal
> experiment, and that M6 was simply the next in line

M6 came first, created by Andy Hall as a portability tool for Altran.
I always assumed the name echoed Ken Knowlton's L6 (BelL Labs low
level list language, with a superscript 6). I seem to recall that M6
was endowed with a very labored acronym.

Doug