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Article #1774early slide rule surrogates
From: ja... Jack Campin
Date: Mon, 12 Mar 1990 16:20
Date: Mon, 12 Mar 1990 16:20
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1781 bytes
sgo...@pyrite.East.Sun.COM (Steve Golson) wrote: > ObFolklore from the above book by Petroski, Chapter 15, "From Slide Rule > to Computer: Forgetting How It Used To Be Done," p. 191: > In 1968, an article entitled "An Electronic Digital Slide Rule" appeared > in _The Electronic Engineer_. [...] In the article the authors, two General > Electric engineers, described a prototype that they had built with some off- > the-shelf digital integrated circuits. Their "feasibility model" looked like > an electric blanket control and, at 1.5 x 5 x 7 inches, it resembled a novel > in size. I find it odd that this was touted as a breakthrough that late. I used a commercially made pocket-sized electric calculator in New Zealand at the end of 1967 or 1968; it cost several hundred dollars, so the lab kept it screwed to a two-foot-square board to stop it being stolen. Can't remember the brand name but I think it was Japanese. -- -- Jack Campin Computing Science Department, Glasgow University, 17 Lilybank Gardens, Glasgow G12 8QQ, Scotland 041 339 8855 x6044 work 041 556 1878 home JANET: ja...@cs.glasgow.ac.uk BANG!net: via mcvax and ukc FAX: 041 330 4913 INTERNET: via nsfnet-relay.ac.uk BITNET: via UKACRL UUCP: jack@glasgow.uucp
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Path: mbox-mo1.pugleaf.net!gmdzi!unido!mcsun!ukc!strath-cs!cs.glasgow.ac.uk!jack From: ja...@cs.glasgow.ac.uk (Jack Campin) Newsgroups: alt.folklore.computers Subject: early slide rule surrogates Message-ID: <4787@vanuata.cs.glasgow.ac.uk> Date: 12 Mar 90 16:20:59 GMT Reply-To: ja...@cs.glasgow.ac.uk (Jack Campin) Organization: COMANDOS Project, Glesga Yoonie, Unthank Lines: 24 Posted: Mon Mar 12 17:20:59 1990 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit