Original Artwork by: Larry Stewart, The Slide Rule Universe is a trademark of Sphere Research Corporation  At the Slide Rule Universe you can buy slide rules of all kinds CLICK ON THE PICS BELOW to see the Main Categories:

Sphere Research Corporation 3394 Sunnyside Rd. Kelowna, BC, Canada, V1Z 2V4 Phone: +1 (250) 769-1834 FAX:+1 (250) 769-4106 A great source for test equipment, repairs, calibrations, useful metrology information, and of course, SLIDE RULES!   Updated November 19, 2009 Click REFRESH on your browser if pages seem unchanged Click Here to see What's New!

Slide Rule Pins and Tie Clips Pickett New in the BOX NIB Rules Circular Slide Rules New In the BOX NIB Rules Used Full Size Slide Rules Cheap / Student Slide Rules Exotic Slide Rules Slide Rule Books Pocket Slide Rules Drawing Tools Slide Rule Repair Parts New Slide Rule Cases + Plus, you can do all of these things: BID in our food bank slide rule AUCTION!   NOW OPEN! LEARN to USE & CLEAN your slide rule, lessons and manuals TOUR our vast slide rule maker / style ARCHIVES VISIT other sites & people on the web BUILD a slide rule from scratch, even Log Log rules UNDERSTAND HOW + WHY a slide works Looking for a Field's (Feild's) Hydraulic Calculator?    We finally found some for you! Search Our Pages! Useful Engineering Links Need to find something about slide rules on our site? Can't remember where it is? Try this Google Site Search! CAUTION: Only as accurate as the last Google Spiderbot visit. Search WWW Search www.sphere.bc.ca Got Some Questions? We have the answers! Please see our FAQ Sphere Research has been around since 1992, and does most of its business doing contract research and development for customers in everything from complex system controls and human factors to industrial automation. We also have odd corporate interests, like restoring test equipment, and of all things, investigating slide rules, the most fascinating of all engineering marvels... At this site, you can get detailed information and buy rules from manufacturers all over the world, including K+E (Keuffel + Esser), Pickett, POST, Hemmi, Sama and Etani, Gilson, Graphoplex, Dietzgen, Concise, Aristo, Shanghai/Flying Fish, Otis King, Sterling, Acu-Math, Diwa, Blundell, Faber-Castell, Nestler, Staedtler-Mars and more. We have collected data, rules and photographs from all over the world and with the help and research efforts of many people, put them together here for you in one (hopefully) easy to navigate location. Want to buy a rule, but you live far away from us in Canada? Don't worry, we have shipped slide rules to: USA, UK, Germany, Greece, Ireland, Sweden, Italy, Brazil, Mexico, Norway, Switzerland, Peru, Chile, Singapore, Phillipines, Australia, New Zealand, Spain, Netherlands, Venezuela, and yes, actually to Antarctica! CAUTION! Slide Rule Collecting can be addictive! See this important product warning! Another Larry Stewart Original! ALL ABOUT SHIPPING + ORDERING You can E-mail an order to us HERE. Or call us at +1 (250) 769-1834 There is no minimum order here, BUT, there is a minimum shipping/handling charge to ship by Expresspost (airmail insured). We can ship up to 1 kg / 2.2 pounds anywhere in North America for $23, this usually ships 2-3 slide rules, or any small parts. We have had virtually no problems with this method worldwide, and strongly recommend it. We also ship FedEx air and ground, and will ship by other methods on request. Please do not ask us to ship uninsured, as many items cannot be replaced.

WOW, you are visitor 976392 ! Follow us on Twitter Keep in mind, in 50 years, the computer you are using to view this webpage will be landfill, but your trusty slide rule will just be nicely broken in! The Slide Rule Universe gets visitors from all over! CLICK the Map for more details.    Our Home Page Mascot Notable Visitors: Joe Pasquale, Visitor 100,000! Chris Redding, Visitor 150,000! Kelley Durski, Visitor 200,000! Mike Yancey, Visitor 250,000! Mark Lukey, Visitor 300,000! Tommy Frandsen, Visitor 350,000! Mike Wei, Visitor 400,000! Michael Rowley, Visitor 500,000! Ron A. Knapp, Visitor 550,000! Charles F. Crizer Jr., Visitor 750,000! Richard Guy, Visitor 800,000! Steve Kay, Visitor 900,000! Sean R. Wilkinson, Visitor 950,000! Capture the page counter at a 50K/100K interval, and get your name up here! From the Oughtred Society:  NOW  AVAILABLE! CLICK to see the Oughtred Society Slide Rule Reference Manual Preview! The First Edition Oughtred Society Slide Rule Reference Manual is in stock! Click on the book cover at left to see the details, and order your copy. Richly illustrated with 97 color photographs, it is suitable for everyone from new beginners to long time collectors, with an amazing collection of useful and attractive information. Click to see the current Bulletin issue, Walter (from the Slide Rule Universe) has articles under collecting in most issues. Visit our amazing document server when you have a chance. Everything from Quotes and SciFi to Business and Ethics. At the SLIDE RULE UNIVERSE, we have all kinds of information about slide rules (or sliderules, and sliderulers, if you prefer) including lessons, maker's archives, links and an on-line marketplace, spare parts page and even an auction. Other Places to go in the Slide Rule Universe, people to see.... Learn to operate and care for your slide rule with these on line manuals and directions. Learn what scales mean, how to use them and how to restore or keep your slide rules in good condition. Tour our extensive archives of slide rule manufacturers and models from all over the world. Find out who made what, and what became of them after they stopped making slide rules. See how slide rules survive today in the form of slide charts still made in the millions annually. Visit other slide rule places on the web with more slide rule data and information. From personal collections on line to (yes, it's really true) the international slide rule owners and collectors organization, the Oughtred Society. Nice things people have said about us in print and on TV, see the original articles. We always appreciate it! Visit our TEST EQUIPMENT site everything from Scopes, CRT's and DMM's to nixie tubes, HP and Tektronix spare parts. A little electronic something for everybody. NEED a new BOXED slide rule for school, graduation or for a holiday gift ? LOOK HERE for Picketts HERE for Other NIB rules HERE for inexpensive starter slide rules! Customs can be very unpredictable, so to avoid unhappy shipping delays, please order rules for gifts as early as possible. We will happily ship FedEx for overnight or second day delivery if you are in a hurry. E-mail us Got Questions? Just E-Mail Us ! Site Design & contents copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Walter Shawlee 2 & the ad hoc Godzilla Graphics Group. The Slide Rule Universe top banner artwork created by Larry Stewart. Return to Sphere's Home Page

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