Loading ...
Sorry, an error occurred while loading the content.
 
  • Back
  • About Group

  • Join Group
added in the last 7 days
New MessagesSee All
  • Re: Interesting Calculation

    I've lost these problems. Can someone direct me to them. Thanks, marion moon

    mfmoon2002 31 minutes ago
  • Re: Interesting Calculation

    Hi Joe, It's widely quoted as an interesting factoid (although it doesn't seem to have interested many slide-rulers!) but I don't know its origin. Regards, Rod

    rodlovett 14 hours ago
  • Flying Fish I-J Rule

    Hi Folks, I picked up an odd Flying Fish I-J rule from this ebay listing https://www.ebay.com/itm/302542718576 It has no numerical designator and has some

    msmccor100 15 hours ago
Fetching Sponsored Content...

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

  • 1632
  • Mathematics
  • Dec 21, 1998
  • English

Group Settings

  • This is a restricted group.
  • Attachments are not permitted.
  • Members cannot hide email address.
  • Listed in Yahoo Groups directory.
  • Membership requires approval.
  • Messages require approval.
  • All members can post messages.

Message History