Build your own Slide Rule (Website page)
This article is on the Slide Rule Universe site and gives some handy hints and many resources for building your own slide rule. Give it a try, it can be a very rewarding experience!

Chris Gilling's Slide Rule Template (21 kB PDF)
Chris has a nice simple template you can use to make your own slide rule from paper or cardboard.

Make your own Circular Slide Rule (Website page)
For those interested in making a circular slide rule, this site has instructions and the PDF files for download.

Slide Rule Templates (376 kB PDF)
This document is by Joseph Colannino and also contains some interesting information about slide rules and their scales.

Scientific American's Slide Rule Template (171 kB PDF)
This is a very nice slide rule template compliments of Scientific American.

Simplifying the Slide Rule (8.01 MB PDF)
This is a scan of an old book on learning how to use a slide rule. The book is a programmed text by Robert Marks. A very good text, especially for the number of exercises.

Slide Rule Accuracy versus Precision (113 kB PDF)
Often the terms accuracy and precision are either mixed up or interchanged. This article by Dr. Alan Morris sets the case clear. A very interesting article and well worth the small download.

When Slide Rules Ruled (1.3 MB PDF)
A very exciting article about the slide rule from the May 2006 Scientific American. The article is written by Cliff Stoll.

Prosthaphaeresis (Website page)
Now this is a word, we don't hear much about now, prosthaphaeresis. This was an algorithm developed for approximating products using trigonometrical identities.  The name comes from prosthesi meaning addition and afairo meaning subtraction. Some very interesting information.

Slide Rules with Hyperbolic Scales (415 kB DOC)
A very informative and interesting article about slide rules with hyperbolic scales by William Robinson. This document is available as a Word document from his site an is very much worth the download. (Aside: I've produced a Java Applet that demonstrates the six hyperbolic functions and the gudermannian of u and illustrates why calculations of these values graphically was not desired.)