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Random Wind Tunnel and Smoke Pictures Thread
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09-27-2016, 11:06 AM
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gone-ot
...beats walking...
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A pull-cord (the little white plastic dangle seen in the below picture) winds a spring that rotates the inner excelsior aspen wood pad. My parents had one on our 1955 Ford Station Wagon. It had to be pulled to rewind the spring every 10-15 minutes.
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