This is a rare video of an invention that never went very far.
Wait until you see the automobile version it is all on here.
1926 Snow Tractor. Talk about ingenuity!
This is a 1926 silent film (on video) of a tractor-snow-machine invented by Henry Ford, shown here driving it.
Watch the whole thing. Note the "hat."
http://forum.treasurenet.com/index.php/topic,213971.0/topicseen.html (http://forum.treasurenet.com/index.php/topic,213971.0/topicseen.html)
I want one! Even though I'm not in snow country. I bet with the right floats I could take that thing flats fishin'!
Scott