Danish Boomerangs Since 1971

Danish Boomerang Club

How does a boomerang work

Boomerang Physics...by Saulius Pakalnis

Boomerang Physics...In Danish...the when, how and why

Boomerang flight simulator based on Felix Hess Ph.d thesis 1975

Boomerang flight simulator "Non Hess" By Ulf Valentin 1993 in Java

Boomerang Physics... a coursework for Physis 210, Stanford University, Autumn 2007

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Night Boomerangs Picture Gallery...by Ulf Valentin

 
 
Ulf Valentin
Snail mail address:
Finnedalsvej 11 2770 Kastrup ( Denmark )
E-mail