On Sun, 2011-03-06 at 14:36 +0100, Bob Marcan wrote: > On Sun, 27 Feb 2011 13:32:34 +0000 > Always Learning <centos at g7.u22.net> wrote: > > > PDP being a 'main franme'? Baby mainframe perhaps when compared to > > Honeywell's (later Bull's) Level 66? Level 66 had 36 bit words which > > could be used as 6 BCD characters or 4 ASCII characters. > Baby? > http://en.wikipedia.org/wiki/PDP-10 I never saw any DEC installtion :-( Working exclusively on Honeywell for over 30 years I was a bit biased. Saw the Amstelveen (NL) computer centre of KLM. It had over 400 hard disk drives! I also saw Honeywell upgrading a L66 machine so it would run faster. The engineer pulled-out a PCB and took it away. That 'upgrade' cost over 1 million NLG (Dutch guilders). With best regards, Paul. England, EU.