Douglas McIlroy <douglas.mcil...@dartmouth.edu> wrote: > > https://www.tuhs.org/Archive/Documentation/Manuals/Unix_4.0/Volume_1/C.1.2_NROFF_TROFF_Users_Manual.pdf > > Since PDF didn't exist in 1981, the document is either a scan or the > result of a recent *roff run on ancient source. If it was made from > source, it's an impressive testimonial to the longevity and stability > of troff. Most probably it's a scan, in which case we owe many thanks > to the public-spirited person who digitized this trove. Was it you, > Arnold? > > Doug
It's a scan of photocpies I made from original printed documentation. Matt Gilmore did the scanning; I had the paper on my shelf for ~ 40 years. It was set on an Autologic APS-5, as one can see on the second page of the table of contents file. Arnold
