1939 Antarctic snow cruiser. It was a flop, due to its very limited traction.
https://s3-us-west-1.amazonaws.com/h...w_cruiser1.jpg
https://s3-us-west-1.amazonaws.com/h...w_cruiser2.jpg
https://s3-us-west-1.amazonaws.com/h...w_cruiser3.jpg
Previously:
https://www.homemadetools.net/forum/...2978#post77214
https://www.homemadetools.net/forum/...711#post123839
https://www.homemadetools.net/forum/...854#post102669
https://www.homemadetools.net/forum/...5715#post82392