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Old August 31st 18, 06:31 AM posted to rec.aviation.soaring
Bob Kuykendall
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Default Vermont Fatalities Today

On Thursday, August 30, 2018 at 10:02:17 PM UTC-7, wrote:
...The Blanik used a very stiff alloy...


Nitpick: All aluminum alloys have about the same stiffness; around 10M PSI or 70 GPa.

--Bob K.