Thursday, December 23, 2021

How the stone boxes of ancient Eygpt were made

The pre-dynastic Eygptians must have known how to get things spinning fast. I assume they used some kind of flywheel/bow-drill/button-toy arrangement. For some reason I am fascinated that one can drill a square hole, using a loose, triangular drill bit. For example:


It explains how the pre-Dynastic Eygptians cut those stone boxes. It is a relief to have that settled. Now I ask you: was the schist disk an analog gear, perhaps used for one of those spinning devices?

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