sliderule : The International Slide Rule Group

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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.

For our members that are also on Facebook, be sure to join our group there: ISRG - Sliderule.

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.

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Cleaning Hemmi specifically recommends "mild detergent and water" for cleaning. I find this excellent advice. Water, wiped off within minutes, did not harm any of my Posted - Fri May 24, 2013 4:13 am	QAZXDR Send Email
Re: Thoughts on silicone grease for slide rule lubricant? Model railroad hobby shops sell a white powder lube that is supposed to be Teflon in small squeeze tubes or bottles. Labelle 134 PTFE is one such product. It Posted - Fri May 24, 2013 4:13 am	Hans E. Hansen dino_and_sta... Send Email
Re: Lubrication I believe all the 1948 Pickets were magnesium. Perhaps someone in this group will know for certain. Magnesium is reasonably easy to spot. It is a more flat Posted - Thu May 23, 2013 7:54 pm	E. Dean Butler edeanbutler Send Email
Re: Thoughts on silicone grease for slide rule lubricant? Further notes on teflon powder lubricants: The only form of Teflon which is 100% sure not to damage your sliderule or yourself is 100% Teflon powder. It is not Posted - Thu May 23, 2013 7:54 pm	William Brohinsky tunedpianos Send Email
Re: Thoughts on silicone grease for slide rule lubricant? Stiction is the property wherein the coefficient of static friction is significantly greater than the coefficient of sliding friction. With a slide rule the Posted - Thu May 23, 2013 5:27 pm	QAZXDR Send Email
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