See also:
- Recreation: Collecting: Computers: Calculators (34)
- Science: Math: Education: Slide Rules (12)
- Science: Math: History (117)
- Science: Math: Software: Calculators: Slide Rules (2)
Slide Rules from German Manufacturers
gaehrken.de
A collection of slide rules, with descriptions and pictures. Also, some links to other slide rule sites.
The Slide Rules
giovannipastore.it
A hyperlinked history of slide rules, details of the author's personal collection, and contact information.
Napier's Bones and the Genaille-Lucas Rulers
nmt.edu
Presents Napier's Bones and the Genaille Lucas rulers in ready to print forms: Postcript and PDF.
Slide Rule Trade Offer
arch.ced.berkeley.edu
An offer to trade kite aerial photographs for slide rules.
David Crate's Slide Rules
amug.org
Assorted slide rules for sale as well as some historical information.
Slide Rules
eyrie.org
Dedicated to one man's collection of slide rules (and includes a photo gallery), plus a few links for those who want to find out more about them or where to buy one.
The Slide Rule Guy
slideruleguy.com
Site for Jay Francis, a collector of slide rules and antique mechanical calculators. Items for sale or trade, and many related links.
The Sphere Research Slide Rule Archives
sphere.bc.ca
Slide rule model information, pictures, and history from all over the world.
Otis King's Patent Calculator
svpal.org
Probably the most complete collection of Otis King's Patent Calculator (cylindrical slide rule) information on-line.
HP Museum - Early Calculators
hpmuseum.org
Some non-HP calculators that were introduced anywhere from centuries ago to the late 60's.
IM2001 - 7th International Meeting for Slide Rule and Calculating Machine Collectors
rechenschieber.org
Munich, Germany, September 14 - 16, 2001.- Sphere Research's Slide Rule Universe
sphere.bc.ca
Online sales and swap meet. Private individuals only. 
Peter Owen, Collector of Slide Rules
homepages.tesco.net
Texts and photographs.
Chris Osburn's Calculating Instruments
sliderule.mraiow.com
Classifies and lists slide rule and scales. Grouped by type, size, country of origin and manufacturer. Articles, a discussion forum and a section on buying and selling.
The Death of the Slide Rule
dotpoint.com
Hyperlinked essay with citations by James Redin covering the rise of the portable calculator and the demise of its predecessor.- Discovering Slide Rules
sphere.bc.ca
Relates a story about how one person found a giant cache of new-in-box slide rules. 
Space Race Slide Rules
nasm.si.edu
Features some slide rules used in early American and Soviet space programs.
The International Slide Rule Group at Yahoo!
groups.yahoo.com
A community of slide rule enthusiasts. Several hundred posts a month.
Giovanni Breda's Slide Rule Collection
sliderule.it
Giovanni Breda shows his collection. A sheet for each rule is provided including high resolution images. Links to other collector's site are also provided.
Slide Rules and Calculators
chris.gillings.com
Images grouped by type.
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Fri, 11 Jun 2010 19:39:34 GMT+00:00
proposals bad for hockey CNATI (blog) So in the NCAA's dream world, players could kick the puck toward the net and defensemen wouldn't be allowed to slide in front of the "shot" to block it. ...
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