What wood knots look like inside a tree trunk.
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What wood knots look like inside a tree trunk.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...k_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...tree_trunk.jpg
So if you cut a tree just above and just below a bevy of branches then knock out the inner bits you have a spoked wheel.
Sure looks like it even have the hub as well.Quote:
Originally Posted by jdurand
I won't be surprised that is how the first spoked wooden wheels came about.
Mr. Flintstone's car ran on stone rollers....his motorcycle certainly had these, but he still had to pedal, just like the car.Quote:
Originally Posted by Jon
A fine example of early civilisation advanced bio-engineering.