My Slide Rule Writings

Listed here are various slide rule related prose I have either authored or been involved with and the author has given permission for its inclusion here. These range from technical papers and instructions for my own creations or slide rule interests, to light-hearted 'magazine' type items.

Where items have been published by a third party, this is indicated as follows, in other cases the documents have only been available from this website (except slide rule instructions which are also supplied as a hard copy with the slide rule):

  - Proceedings of International Meetings of Collectors of Slide Rules and Historical Calculating Instruments
    (published annually following a meeting, 'IM' followed by year)

  - Skid Stick (tri-annual newsletters of the the United Kingdom Slide Rule Circle, 'SS' folowed by edition
    month year)

  - Slide Rule Gazette (annual publication of the United Kingdom Slide Rule Circle, 'GAZ' followed by
    edition year)

  - Gaz PLUS (website page for supplements to United Kingdom Slide Rule Circle publications, 'GazP'
    followed by publication edition and reference)

Where I am not the author, the author is stated, as are cases of joint authorship. There is a brief description of the content of each piece. Some items have been superseded and this is indicated where appropriate. Clicking on a title will download a full pdf.

Additional slide rule material can be accessed using the links in the left bar under "Slide Rule Content Pages".
Organisation of Writings
The various writings are organised into the following sections, click to jump down to the section.

AW Faber / Faber-Castell Articles
Click on a title for full pdf.
Aug 2017
Based on my research collaboration with Trevor Catlow into pre-1920 A.W. Faber Castell slide rules. The featured Chronology Chart (see second article in this series below) formatted for single page viewing and A2 printing.
Aug 2017
Based on my research collaboration with Trevor Catlow into pre-1920 A.W. Faber Castell slide rules. The featured Chronology Chart (see second article in this series below) formatted for legible A4 printing.
Aug 2017
The fourth in a series of articles based on my research collaboration with Trevor Catlow into pre-1920 A.W. Faber Castell slide rules. An investigation into scale marking differences and methods over the period of interest.
Aug 2017
The third in a series of articles based on my research collaboration with Trevor Catlow into pre-1920 A.W. Faber Castell slide rules. A detailed analysis of the evolution of the slide rules from the start of production until 1899.
Aug 2017
The second in a series of articles based on my research collaboration with Trevor Catlow into pre-1920 A.W. Faber Castell slide rules. Detailed chronology chart of slide rule model features across the entire period of interest.
Jul 2017
The first in a series of articles based on my research collaboration with Trevor Catlow into pre-1920 A.W. Faber Castell slide rules. Discusses the background, scope and methodology behind our research.
Jul 2017
A digit registering version of the AW Faber Electro model 368 cursor with a hook index for referencing the log-log scales on the top edge.
Feb 2015
Discussion of an unsual find of an AW Faber slide rule box from c1896 with advertising on the back for instrument and then slide rule maker AG Thornton.
My Designs
Click on a title for full pdf.
Sept 2014
Instructions including brief binary number theory, to accompany my creation. For more information and pictures see my Radix Series slide rule page here.
July 2014
Technical paper with background, design and operation of my creation, presented at IM2014 in Delft, NL. For more information and pictures see my Radix Series slide rule page here.
Oct 2013
Four page model overview and summary instructions of my binary/decimal slide rule, obsolete and superceded by instructions and paper listed above). For more information and pictures see my Radix Series slide rule page here.
Apr 2013
Instructions including basic theory and more advance juggling concepts, to accompany my creation. For more information and pictures see my Juggler's slide rule page here.
Jan 2013
Instructions including some basic juggling theory, to accompany my creation. For more information and pictures see my Juggler's slide rule page here.
Jul 2012
Brief overview largely taken from the introduction to the "Juggling Slide Rules" paper below, to accompany a presentation of my original two jugglers rules at IM2012 in Bletchley Park, UK. For more information and pictures see my Juggler's slide rule page here.
Dec 2011
Guide for my two original juggling slide rules, 'Simple' and 'Complex', with background, some theory, full instructions with examples and scales for printing. Due to subsequent development of the rules, this is now largely obsolete and the later instructions should be referred to instead. For more information and pictures see my Juggler's slide rule page here.
Other Pieces
Click on a title for full pdf.
Feb 2016
Asking the right question and giving my answer at the time of writing.
Feb 2015
Short piece on tantalising nuggets of personal history that may turn up on slide rule boxes, and one such example.
Feb 2015
An idea for the safe storage and transport of some of our more precious and delicate slide rules and their boxes.
...and the Ugly. © Copyright October 2017
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