Archived posting to the Leica Users Group, 2005/12/06

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: [Leica] Slide Rules [was Re: [LRflex] Digital Leica "M"]
From: bdcolen at comcast.net (B. D. Colen)
Date: Tue Dec 6 11:05:55 2005

Anyone up for a slide rule trip?
http://web.mit.edu/museum/about/news/slide.html


On 12/6/05 2:03 PM, "Richard S. Taylor" <r.s.taylor@comcast.net> wrote:

> Good Lord, a slide rule thread!  My high school in Brooklyn had 9- or
> 10-footers over the blackboard in every classroom.  They were removed
> a dozen or more years ago as obsolete and put into storage.  Our
> alumni association has been auctioning them off at yearly reunions
> for quite a while now so they must be gone.  I'm surprised to hear
> they are rare.
> 
> I wonder what one does with a 10-foot slide rule.  Hang in in your
> living room, maybe?
> 
> Most everyone I knew used K&Es but I was a big fan of the Picketts -
> still own three of them - though the oxidation on the slides sure
> left your hands dirty after a long homework session.  Have one
> six-inch K&E, too.  (Why so many?  It's sort of like collecting Leica
> lenses, right?)
> 
> I used them for years until the HP35 calculator was introduced -at
> $435.00 in 1972 dollars.
> 
> Mine are all seriously shopworn.  Like a lot of older technologies
> they were nice to use because you could  easily understand the
> underlying principle of operation.
> 
> We used to say engineering was a three-digit world, exactly the
> resolution of the slide rule.  Now, it's commonly a five or six digit
> world with many calculations many, many digits more.
> 
>> Speaking of slide rules, which of course, we were not really doing...
>> 
>> MIT has the old K+E collection of slide rules.  I wonder if BD or someone
>> else knows if they are available on display?
>> 
>> Apparently there are some really weird ones.....
>> 
>> I found the article in my father's copy of the MIT Alumni journal.
>> Apparently the "curator" thought that the really large, around 6 foot, 
>> slide
>> rule for teaching was really rare....  She looked around 30 years old.
>> 
>> How many of us in our 50's or 40's were put through slide rule learning
>> using one of these old timers?
>> How many of us still remember how to use a slide rule?
>> How many of us still OWN a slide rule?
>> How many of us still USE a slide rule?
>> 
>> Old Timers........Youngsters....... and Slide rules....
>> 
>> Frank Filippone
>> red735i@earthlink.net
>> 
>> 
>> 
>>  Yes I know that there are a handful of so-called
>> "classic" computer collectors, like slide rule collectors.
>> 
>> 
>> 
>> _______________________________________________
>> Leica Users Group.
>> See http://leica-users.org/mailman/listinfo/lug for more information
> 



Replies: Reply from red735i at earthlink.net (Frank Filippone) ([Leica] Slide Rules [was Re: [LRflex] Digital Leica "M"])
Reply from r.s.taylor at comcast.net (Richard S. Taylor) ([Leica] Slide Rules [was Re: [LRflex] Digital Leica "M"])
In reply to: Message from r.s.taylor at comcast.net (Richard S. Taylor) ([Leica] Slide Rules [was Re: [LRflex] Digital Leica "M"])