http://ftp.fi.netbsd.org/pub/misc/archive/comp.sources.unix/volume23/trn/ might be a good place to start looking.

Warner

On Tue, May 8, 2018 at 10:36 AM, Larry McVoy <lm@mcvoy.com> wrote:
> As an aside: If you were active on Usenet in 1989, what software were you using?

rn