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    The first? modern Rogallo wing hang glider!

    I enclose a pic from 1964-65.
    The first Rogallo wing hang glider design.

    The pilot is the first threee diamond soaring pilot,
    suitable dressed in club jacket, white shirt and tie, gray slacks...
  2. Thread: Duster BJ-1B

    by Twister
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    21,484

    Twister L/D

    Hi,
    It depends on the wing span.
    With the original 13 m span, the L/D should increase by 2 points.
    The high speed L/D should be about the same as the Duster, BUT
    the circling performance should...
  3. Thread: Duster BJ-1B

    by Twister
    Replies
    13
    Views
    21,484

    Hi Group ! I´m on the air ! / Bengt Jansson...

    Hi Group !
    I´m on the air !
    / Bengt Jansson
    username: Twister
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