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Re: [OM] Godspeed, Neil Armstrong

Subject: Re: [OM] Godspeed, Neil Armstrong
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Mon, 27 Aug 2012 15:48:39 -0400
Hey, that's downright cool!  I love the conversion scales on the back. 
I've bookmarked this one.  :-)

Chuck Norcutt


On 8/27/2012 2:49 PM, Charles Geilfuss wrote:
>    For any of you who would like to hone those rusty skills:
>
>
> http://www.antiquark.com/sliderule/sim/n909es/virtual-n909-es.html
>
> Charlie
>
> On Mon, Aug 27, 2012 at 1:27 PM, Jim Nichols <jhnichols@xxxxxxxxxxxxx> wrote:
>> Starting with a K&E in 1947, I have owned several, including a yellow
>> pocket-size P&E.  I learned to do rounded calculations in my head to be sure
>> of the decimal point position.
>>
>> Jim Nichols
>> Tullahoma, TN USA
>> ----- Original Message -----
>> From: "Ken Norton" <ken@xxxxxxxxxxx>
>> To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
>> Sent: Monday, August 27, 2012 9:04 AM
>> Subject: Re: [OM] Godspeed, Neil Armstrong
>>
>>
>>>> I may have owned a slide rule once.  I could do multiplication and
>>>> division with it, but I only trusted it if I already knew the answer.
>>>> Advanced users told me that feeling never really went away.
>>>
>>> I came along in the digital calculator age, but actually learned how
>>> to use slide rules long before I turned 10. Slide rules have worked
>>> well for me because I do most of my calculations in my head, but have
>>> the inability to store more than just a small handful of data points
>>> there. The slide rule is one of those devices that lets me keep most
>>> of the numerical calculations within the head and it handles the rest.
>>> It's weird, but I get along with them because they are an analog
>>> representation of an analog reality.
>>>
>>> However, to Joel's point. Always confirm your calculations. Either by
>>> doing it a second time or through estimating.
>>>
>>> When calculating square roots or angles, I really prefer the slide
>>> rule because it takes the theoretical and makes it visual. It's a
>>> shame that I haven't used or owned a slide rule in years. My TI-35+ is
>>> going on 30 years old, but it still works great and sits right next to
>>> my computer at work. DD#2 needed a scientific calculator for a class
>>> at school. Her brand new TI is exactly like mine, just in a different
>>> case.
>>>
>>> AG
>>>
>>> --
>>> Ken Norton
>>> ken@xxxxxxxxxxx
>>> http://www.zone-10.com
>>> --
>>> _________________________________________________________________
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>>> Archives: http://lists.thomasclausen.net/mailman/private/olympus/
>>> Themed Olympus Photo Exhibition: http://www.tope.nl/
>>>
>>>
>>
>>
>> --
>> _________________________________________________________________
>> Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
>> Archives: http://lists.thomasclausen.net/mailman/private/olympus/
>> Themed Olympus Photo Exhibition: http://www.tope.nl/
>>
-- 
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