I believe Reuters turned them into faster PDP8s via Microcode changes...
-----Original Message-----
From: Ron Natalie <ron(a)ronnatalie.com>
To: 'Clem Cole' <clemc(a)ccc.com>, 'Dave Horsfall'
<dave(a)horsfall.org>
Cc: 'The Eunuchs Hysterical Society' <tuhs(a)tuhs.org>
Sent: Sun, 21 May 2017 16:58
Subject: Re: [TUHS] Unix with TCP/IP for small PDP-11s
The 11/60’s main claim to fame if I recall was a writable control store. Don’t know
anybody who actually used that feature.