Object Details maker Kegelman Bros. Description This white plastic circular rule has a clear plastic indicator attached with a metal grommet in the center. The rule has scales of H (horizontal factor) ...

The circular flow model of economics shows how money moves through an economy in a constant loop from producers to consumers and back again, factoring into a nation’s GDP.

Learn More › DIYers have a wide variety of cutting tools available to them, but few are as convenient and versatile as the ...

When it comes to woodworking efficiency and versatility, few tools match the raw cutting power of a high-quality circular saw. Unlike the precision-focused miter saws that excel at angled cuts or ...

A few spreads fall flat. The underwhelming takeaway from a beautiful circular diagram concerning money laundering is that there has probably been a lot of it going on in Moldova.

Buy PDF & Cut List This perfectly balanced workhorse rolls up and down hills with ease. The post How to Construct a DIY ...

The "oldest map of the world in the world" on a Babylonian clay tablet was deciphered to reveal a surprisingly familiar story, according to the British Museum's Irving Finkel.

In a feat of engineering that we won't even try to understand, the two rings together form a circular slide rule that performs addition on one side of the Mini, and multiplication on the other.

They slide onto a central steel core without the need for grout or mortar, which often poses an obstacle to reusability. According to Mueller, the PixelFrame system allows for more than 50 percent ...

It provides instructions for using the Midget circular slide rule manufactured by Gilson Slide Rule Company of Stuart, Fla. It describes each of the scales and gives a sample problem for computing a ...