(15-06-2017, 06:08 PM)Vonologia wrote: You are not allowed to view links. Register or Login to view....
The easiest way to play with this is to copy You are not allowed to view links. Register or Login to view. four times, then cut out the circles and stack them up and stick a push pin in the middle and rotate. Although there are infinite angles on a circle, if this is just a drawing of an actual device, you can understand that one glyph off or a small math error would produce gibberish quickly. Think Antikythera mechanism.
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Actually, the easiest way is to take the high-res scan and isolate four wheels on different layers in a graphics program and spin it virtually, which I did long, long ago, but I also made a physical wheel for the simple reason that it was fun to have one. I used a paper clip to hold the center. If you put it in right, it allows the layers to spin but also creates enough pressure on the layers from the flat part of the paper clip that they stay together instead of wanting to separate.