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Old 4th Dec 2017, 13:37
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megan
 
Join Date: Mar 2005
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Perhaps they knew about flicker vertigo. Had a passenger suffer once (helo) and he was non compos mentis, required return to base ten minutes away, cause sun through the rotor blades.

https://www.flightsafety.org/hf/hf_mar-apr04.pdf
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