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Washington, D.C. "Paragon adjustable and reversible aircraft propeller created by Spencer Heath and tested on October 11, 1922, at Bolling Field." 4x5 glass negative. View full size.
This is a test rig for the propeller, notice the chains and blocks to keep the rig mostly stationary.
... would save time and fuel (no lengthy banked turns) and confuse the enemy.
Little known facts: This photo is of the very first Heathkit! Also, he invented the Heath Bar.
All those gasoline fumes, and there's a guy on the far left about to strike a match.
... to parallel park. Kind of like the "Bass-O-Matic".
I'm sure this latest device from Acme will finally help Coyote catch his nemesis!
I think I would pass on a ride. I don't see a happy ending here since it doesn't look like it is steerable. Not to mention getting blown off the wagon by prop wash.
Wonder what quarter-mile times they could get?
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