[TUHS] PWB contributions

[Doug McIlroy]

>> I thought PWB (makers of "make") came from Harvard?

> PWB ...  came straight out of Bell. Not sure about all the
> applications (well, SCCS came from Bell).

PWB did not create make; Stu Feldman did it in research.
PWB did make SCCS. I believe it also originated cico,
find and eval. Probably more, too, but I can't reliably
separate PWB's other contributions from USG's.

Doug