Text in force at 29-59: from 29-39, effective 8 Aug 1996.
[Each aerodynamic surface of the rotorcraft must be free from flutter and divergence under each appropriate speed and power condition.]
61 FR 21907 · Source
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Text in force at 29-59: from 29-39, effective 8 Aug 1996.
61 FR 21907 · Source
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