2017 - Volume #41, Issue #4, Page #37
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Big Wind Direction Finder Easy To See
I made a big wind direction finder for my yard that’s easy to see. I mounted a steel drive wheel from an old binder – complete with bearings – on top of a pillar of blocks, and then attached an elevator flap from a Cessna 150 plane. The flap and wheel turn freely as the wind blows...........
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