The Oughtred Society was founded in 1991 by a group of slide rule collectors and is dedicated to the preservation and history of slide rules and other calculating instruments. In the past 23 years it has evolved to an international organization with members in 22 countries. It is noted for its highly acclaimed Journal of the Oughtred Society, published twice annually. Continued …

• The Oughtred Society 2014 Hall of Fame.
  In 2014,in Delft, the Netherlands. it was announced at the IM2014 that Karl Kleine (Germany) and David Sweetman (USA) were given the Oughtred Award. and six Fellowships were added to the roles: Ian Lodge, Georg Schreiber, Daniel Toussaint, Pierre Vander Meulen, Detlef Zerfowski, and Jorge Fabregas Zazza.
• The Slide Rule Technical Cultural Heritage, This Oughtred Society reprint of IJzebrand Schuitema's classic is a must have for the serious slide rule collector or enthusiast. This book succeeds in sharing with the reader the vast knowledge and experience of Dutch collector Schuitema from his 20-year quest for slide rules. Included are descriptions of a variety of specialty slide rules from various countries, an overview of slide rule history and patents, ideas for exhibiting, and information about three European manufacturers. Much of his collection of over 3,000 slide rules and extensive library resides at the Arithmeum Museum in Bonn, Germany. English, Perfect Bound, 8.5" x 11", 272 pages, 30 in full color, 29 ounces. $35.00 plus shipping. Note: Books will begin shipping in the last week of August, 2014.
• Tom Wyman, who served as our first Oughtred Society president from 1997 to 2007, passed away in Palo Alto, CA on March 17, at the age of 86. Tom became suddenly ill on the morning of March 10 from a brain aneurysm and passed away after a short hospital stay. Tom is survived by his wife, Ellen, daughter Susan, son Tom, and four grandchildren.
• JOS DVD is now available for sale, containing 22 years of the Journal of the Oughtred Society in PDF format. OS members and non-members(individuals and institutions) may purchase the DVD by going to the Journal page and paying for the disk via Paypal.
• A Search Facility for the Journal of The Oughtred Society awaits your use.
  (See Journal Search in main menu at left.) This new Search Facility displays high resolution PDFs of Journal articles. You may search by several methods -- author, title, keyword, or for any word that appears in any article, or for all articles in a given year, etc.The search facility was created by Rod Lovett.
• Collectanea de Logarithmis
  For more than ten years Klaus Kühn has studied the history of logarithms and of logarithmic tables. At the IM2013 meeting in Berlin he presented the results of his study, packaged in a tool called Collectanea de Logarithmis (Collected Works Concerning Logarithms). The tool gives access to thousands of tables, articles, books, and other publications on history of the invention, calculations, tabulations and applications of logarithms from Early Modern Age until the present - 2014 being the quadri- centennial anniversary of Napier's first book on the logarithm, Mirifici Logarithmorum Canonis Descriptio. The tool consists of a DVD with a USB-stick protection "dongle", giving access to an online database. Collectanea de Logarithmis can be purchased at €50 from Klaus Kühn. More Information
• Recent books on slide rules are:
  • Joint Slide Rules, by Peter Hopp
  • Pocket Watch Slide Rules, by Peter Hopp
  • Otis King Calculators, a History of Production 1920-1977, by Colin Barnes and Tedford White
  • Rechenschieber-Slide Rules, A.W.Faber, A.W.Faber-Castell, by Peter Holland.
  More details on the Resources Page.
• Request for Articles for 2015 Journals. Be a contributing author and share your knowledge and interests. For ideas and inspiration, read "Yes, You Can Write for the Journal of the Oughtred Society" (82KB pdf).
• Current Journal of the Oughtred Society
  
  Cover, Table Of Contents, Sample page
• Sample Articles from the Journal of the Oughtred Society. The Oughtred Society is pleased to present .five articles from past issues of the Journal. Links forthcoming. See NEWS ARCHIVES.
  • JOS 6.1 p04-14: Dennert & Pape and Aristo Slide Rules 1872-1978, by Hans Dennert
  • JOS 4.1 P27 Interesting Variations in the First Metal Pickett, by Robert DeCesaris, Rodger Shepherd, and Ray Baron
  • JOS 9.2 p37-46 Slide Rules of the Frederick Post Company, by Paul Ross and Ted Hume
  • JOS 22.2 p34-40 K&E Sperry Pocket-Watch Slide Rules by Peter M. Hopp
  • JOS 22.2 p43-46 Pickett C19-T Microwave Transmission Slide Rule by Richard Smith Hughes
• JOS Plus is the website location where supplemental material appears for articles in the Journal of the Oughtred Society. View these supplemental materials by going to JOS Plus.
• NEWS ARCHIVES - Past announcements and news.

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last modified October 17, 2014