Date   : Wed, 17 May 1989 21:37:51 GMT
From   : ogccse!littlei!guardian!kenner@husc6.harvard.edu (Ken Reese)
Subject: Wanted: PL/M-80 compiler

A company called RTCS made an ISIS emulator that runs under MS-DOS.
I've seen it used to run several ISIS-based translators and compilers.  If
the company is still in business it would probably be the best bet for
running any ISIS software.