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  • Re: Pickett 931 Please do share

    On April 20 and 21 I showed how to inject 2π into a computation if one lacks a special scale for that purpose. My example computed the resonant frequency of a

    paulhirose 16 hours ago
  • Re: Pickett 931 Please do share THANKS!!!

    ... On Wed, 7/29/15, jayhawk999@... [sliderule] wrote: Subject: Re: SR Re: Pickett 931 Please do share To:

    doctorquinlan 21 hours ago
  • Re: Pickett 931 Please do share

    Charles: here is, I hope, a clear explanation of the operations. There a number of different ways or proportions that can be used. It calls for a duplex rule

    sliderulenut 1 day ago
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Group Description


The International Slide Rule Group "ISRG" is devoted to collectors of slide rules and associated mechanical calculating instruments.





You may contact the listowner at:


sliderule-owner@yahoogroups.com



To subscribe, send an email to:


sliderule-subscribe@yahoogroups.com.




If you are serious about slide rule collecting, it is highly recommended that you consider joining

The Oughtred Society.



















Brought to you by:




Cyril Catt  - 
Andrew Davie  - 
Gary Flom  - 
Craig Kielhofer  - 
Jerome Mc Kenna



Slide rules are THE ORIGINAL solar powered calculators. Try using one in the dark and you'll see I'm right, or not see as the case may be.

This is your groupowners attempt at humor.


Group Information

  • 1565
  • Mathematics
  • Dec 21, 1998
  • English

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