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Cyhist Apr 6 1997 A

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Date: Sun, 6 Apr 1997 08:36:30 -0700
Reply-To: "CYHIST Community Memory: Discussion list on the History of
Cyberspace" <CYHIST@MAELSTROM.STJOHNS.EDU> Sender: "CYHIST Community Memory: Discussion list on the History of
Cyberspace" <CYHIST@MAELSTROM.STJOHNS.EDU> From: Bill Selmeier <bills@AIMNET.COM>
Subject: Re: CYHIST Digest - 4 Apr 1997 to 5 Apr 1997
In-Reply-To: <199704060550.VAA10269@aimnet.com> Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"

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Community Memory: Discussion List on the History of Cyberspace ______________________________________________________________________


The subject of the IBM 1620 was hot on this list when I first joined it last summer. I think discussions took place toward the end of July.

The IBM 1620 was nicknamed the CADET = "Can't Add, Doesn't Even Try" since it literally used table look up to solve math. It was a low end business oriented (based on decimal arithmatic) that predates the IBM 360 series and used by customers that wouldn't step up to the prices of a IBM 7070. It was already long beyond its prime when I joined IBM in the late '60's

At 12:50 AM 4/6/97 -0400, you wrote:
[snipped]
>Yes, I am one who never heard of them. But that doesn't mean that I didn't use one. After reading David's post above, I did my own WWW search and found few references to IBM 1620 computers, even at the IBM site, although that number is associated with one of their new portable computers.
>
>So then I searched for "computer museum" and found a few very nice sites, including this one:
>
>http://www.dg.com/features/generations/transistors.html
>
>which lists the IBM models 1402 (1960) and 360 (1964). David said in an earlier post, which I fully believe, about his 1620 that, "The 1960-dated bill of sale read $85000."
>
>Does anyone know if the 1620 was a model between the 1402 and the 360?
>
>Best regards, George <ges@poboxes.com>
>
Bill Selmeier
bills@aimnet.com

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