History of the Slide Rule
Basic facts involving the development of the slide rule. Includes diagrams and links to information on various types of slide rules.
http://www.hpmuseum.org/sliderul.htm

Datalizer Slide Charts, Inc.
Custom slide charts developed and produced in our plant. Send your data for a professional mechanical design, working layout and quote - No Charge. Datalizer is the supplier of choice for leading companies seeking to present concise, accurate answers for complex marketing and technical information. We use specialized production equipment to manufacture cost effective, high quality slide charts. Accurate printing, die cutting and assembly processes are critical when manufacturing plastic and paper board slide charts, wheel charts, data wheels, and precision technical slide chart devices. From idea to finished product, we do it all.
http://www.slidecharts.com/

How to Use a Slide Rule as a Bicycle Gear Chart
Slide rules are useful for doing gear calculations. Briefly describes a method for doing so.
http://www.math.uwaterloo.ca/~arpepper/Cycling/slide_rule.html

Slide Rule Scales
Sphere's Slide Rule Universe is a repository for slide rule information, pictures, history and links to sellers, other slide rule sites and experts, and an on-line slide rule store. Located in Kelowna, BC, CANADA.
http://www.sphere.bc.ca/test/scales.html

Explaining the Divisibility Rules
Proof of the elementary division rules, plus some lesser-known rules for larger divisors and other bases.
http://mathforum.org/k12/mathtips/ward.html

Sungjin Techwin Co., Ltd.
Manufacture of micro, push button, telephone hook, slide DIP, leaf, tactile, power, door, skeleton, and slide switches, and ultra thin, rotary, and slide potentiometers. From South Korea.
http://www.switch-vr.com/

Digital Photo Slide Show
Slideshow software for digital photo sharing with friends and family. Share digital images as a screen saver, slide show software, desktop wallpaper or web slide show software. Share photos on CD-ROM or any other media. Free download trial version. $19.95. http://www.digitalphotoslideshow.com
http://www.digitalphotoslideshow.com/

The Museum of HP Calculators
The Museum of HP Calculators displays and describes older Hewlett-Packard calculators. There are also sections on calculating machines and slide rules as well as sections for buying and selling HP calculators, an HP timeline, collecting information and a software library.
http://www.hpmuseum.org/hpmuseum.html

Macker
A build-time architectural rule checker. Helps maintain consistent layering and modularity by checking references between classes against a user-specified rules file. Runs from Ant, JUnit, or a shell script. [GPL]
http://innig.net/macker/

DzSoft Slide Show
View groups of images as a slide show instantly from Windows Explorer. It can also create standalone slide shows, and screen savers and save captions inside JPEG photos with more than 50 transition effects.
http://www.dzsoft.com/dzshow.htm