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Great Plains Aircraft Supply Co., Inc.

In Case You Missed it

Checkpoints: AirVenture 2019

As I write this, we have been home from AirVenture 2019 exactly one week,...

A Bit About Blades

Like a wing, a propeller blade is characterized by its area, planform, and airfoil cross section.

Rotax Factory Tour

Paul Bertorelli takes a tour of the Rotax factory in Austria and discusses the company’s new 912 iS engine and what it has to offer to homebuilders.


 Root of the MatterI don't usually write to magazines, but here we go. I...