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Old 05-29-2019, 10:30 PM   #155 (permalink)
freebeard
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5:40 — What's the chance is was a mud puddle that cleared the lower valance?

I was led to believe that the reason for a separation edge is so that in gusting side-wind conditions the separation edge doesn't move fore and aft on opposite sides. That could produce a small wag-the-dog effect.
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