I noticed two rather interesting items that I don't recall seeing before - although, as usual, I might be wrong.
17' 14" - 17' 50" Test drive of the Buick version of the Newton Cargo Carrier
21' 32" - 22' 31" Killen-Strait Tractor being tested in circumstances I can't identify.
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"Sometimes things that are not true are included in Wikipedia. While at first glance that may appear like a very great problem for Wikipedia, in reality is it not. In fact, it's a good thing." - Wikipedia.