1938 Habicht

1938 Habicht

1938 Novel Gliding Machines

1938 Novel Gliding Machines

1938 Stunt Gliding At Toulouse

1938 Stunt Gliding At Toulouse

1939 California

1939 California

1939 gliding demonstration in California

1939 gliding demonstration in California

1940 Birdmen

1940 The Birdmen