A fellow in Flagler Beach FL, Bill Ortmayer use to do training in a Parsons gyro that had a 13b on it  
Bob

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> On Jun 26, 2020, at 1:07 PM, Charlie England ceengland7@gmail.com <flyrotary@lancaironline.net> wrote:
>
> While while wandering the interwebs trying to find the name of the guy who's been flying a rotary on a gyro for several decades, I stumbled upon this site; thought some of us might be interested in the aviation history of the Wankel that's discussed. A quick scan didn't reveal anything 'new', but there is a lot of stuff I haven't seen compiled in one location before. (And the inevitable handful of errors, of course...)
>
> http://www.buildagyrocopter.com/aircraft-wankel-power-rotary-engines/
>
> Charlie
>
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