Blog > Artisan Geometry

Hands-on Teaching Tool

Here's a page from a forthcoming pamphlet I'm working on about the geometric truths that underlie--and led to the development of-- all our layout tools, including (basically end…

The Sector: For Free and For Sale!

If you haven’t heard of the sector, it probably means you aren’t an artillery officer or a ship’s navigator working in the 17th century! An invention attributed to…

Not all Dimensions Have or Need Numbers

Unless I'm setting up a machine, I rarely go to numerical dimensions to set up cutlines. Instead, I either hold the stock directly to the required "magnitude" as…

Libella vs. Laser

  Been thinking about the Libella lately...the ancient leveling tool. Would it be as accurate as today's laser levels?  No, probably not. The precision of the laser would…

Thanks Theodorus

Theodorus of Samos of a very long time ago in the golden age of the Grecian Geometers: Where would we be without you?  Historians attribute him with the…

Let the Log do the Talking

Here's my take on what to call the different lumber grading by end grain configuration.  In my opinion, I say let the wood and the geometry provide the…

The Ellipse Stick Trick

Here's a really quick way to layout a good-enough ellipse using just a batten: Ellipse from a Batten from Jim Tolpin on Vimeo.

Sizing Workbenches

Sizing Workbenches from Jim Tolpin on Vimeo.

If a Tree Falls in the Woods…

  ...does it make a difference? Where it lands that is.  If it does, you likely want to know how far it will fall in order to move…

Biblical Furniture Plan

  “They shall construct an ark of acacia wood two and a half cubits long, and one and a half cubits wide, and one and a half cubits…