From: utzoo!decvax!harpo!npoiv!npois!houxi!deimos!orion!lime!we13!otuxa!we04-3b!rol
Newsgroups: net.unix-wizards
Title: Re: Important Product Announcement
Article-I.D.: we04-3b.110
Posted: Fri Oct  8 13:16:40 1982
Received: Wed Oct 13 07:09:49 1982
References: sdchema.189

The original PDP-11's ran something called paper tape OS.  This was later
replaced with DOS-11, RT-11, RSX-11B,C,D,M,+ etc.  UNIX also ran on some of
these antiques.