Previewing: The Slide Rules Web Ring 
Use the left/right red arrow controls to navigate through this ring - Click the preview image to visit the member site.
Here you will find a collection of websites about Slide Rules - an interesting mathematical tool used before the electronic calculator. You'll find information on using this old fashioned tool in addition to photos of collections of slide rules.
The Slide Rules Web Ring owned by: idowebsites
A member of Slide Rules since 01/31/2010.