http://www.sphere.bc.ca/test/build.html here is a link that has some
great templates. both in .PDF and Postscript format. It should give
you most if not all of what you need.
sg
--- In slideruleforum@yahoogroups.com, "Dale Price" <price.family@...>
wrote:
>
> As an end of the year assignment my high school students are making
> their own slide rules. Most will use a simple ABCD scale that I give
> them and build one out of cardboard. Some go above and beyond.
> One of those wants to use a CNC machine to engrave the markings in
Lexan.
> Does anybody have some information on how far apart the markings are
> on these 4 scales?
>