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The Butterfly Aircraft LLC

In Case You Missed it

In-Flight Weather: Practice for Survival

This was going to get ugly. Crossing southern Louisiana in the middle of the afternoon...

Stressing Structure

Axial stresses and the stress strain diagram.


Builders share their successes.

Free Flight

The words "test pilot" conjure images of steely-eyed derring-do, but the reality is often a world away from all that.