1918 car with spring-loaded wheels due to rubber shortage.
Fullsize image: https://s3-us-west-1.amazonaws.com/h...s_fullsize.jpg
Previously:
1880 Human-powered tractor with dreadnaught wheels - photo
1942 wooden P-51 Mustang airplane wheels - photo
Intricate wheel rim machining - GIF
Iron Buffalo, 2 Wheel Tractor, Walking Tractor
Ferrari 312T6 six-wheeled F1 car - photos
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