HOME

4-language
summaries
 

what's new

contents

slide rule
history

special 
examples

how to use
a slide rule

birth of
the circle

activities
of the circle

agenda

MIR

contact the
circle

inter-
national

publications 

links

.

                                  

Contents of the Web Site

  

The following pages can always be clicked in the blue margin

HOME

Main access to the website of the Circle

4-language summary 

Samenvatting/Summary/Zusammenfassung/Sommaire of the Dutch Circle

what's new

List of changes and additions to the Dutch Circle Website

contents

This table, describing the contents of the website

slide rule history

From the first conception of slide rules, 400 years back, to the defeat by pocket calculators

special examples

Calculating Instruments from Holland

how to use
a slide rule

Demo's, Manuals, How to set the slide rule for:
                             2 x 3.5 = 7

birth of the circle

It started at the Collectors Fair in Utrecht, in the
early 90's

activities
of the circle

What Circle members do, and what they get

agenda

Events organised for collectors

MIR

Our magazine, published two or three times a year 

contact the circle

Get into contact via these contactpersons

international

What happens in other places of the world

publications

Some recommended books and other publications

links

A selection of interesting links to other websites

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