Rubber powered free flight R.O.S. (rise off snow). The skis are laminated by 2 layers of boiled 0.6mm balsa and a 2.0mm middle part.
It is the rubber powered free flight model 'Zephyr'. Designed in 1936 by Abe Bergman. Span 15"/38cm. Plan drawn in 1979 by Al Patterson.
The plan can be found at outerzone : outerzone.co.u...
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Other video's of this model: The Zephyr - joy at ROG free flight: • The Zephyr - joy at RO...
Zephyr (1936) by Abe Bergman. No zoom in this video: • Zephyr (1936) by Abe B...
More information about rubber band powered model aircraft in Switzerland at www.gummimotor.ch
15 сен 2024