vrhc.co.ukvrhc.co.uk/Heli History/1980/1980-02 - Hovering about.pdf · known as "whirling" between...
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Transcript of vrhc.co.ukvrhc.co.uk/Heli History/1980/1980-02 - Hovering about.pdf · known as "whirling" between...
![Page 1: vrhc.co.ukvrhc.co.uk/Heli History/1980/1980-02 - Hovering about.pdf · known as "whirling" between the bearings and So reduces the required number of bearings. This ' 'whirling",](https://reader033.fdocuments.us/reader033/viewer/2022042214/5eb90237096f4f49a60830c3/html5/thumbnails/1.jpg)
![Page 2: vrhc.co.ukvrhc.co.uk/Heli History/1980/1980-02 - Hovering about.pdf · known as "whirling" between the bearings and So reduces the required number of bearings. This ' 'whirling",](https://reader033.fdocuments.us/reader033/viewer/2022042214/5eb90237096f4f49a60830c3/html5/thumbnails/2.jpg)