They were lite I know that, can't imagine they were a pithe material, but who knew.
I know one thing, the guys I raced small hydroplanes with were very interested in mine because they floated, they did have a cork liner?
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"Being old, isn't half as much fun, as getting there"! Ole Robert I! 
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Last edited by TQ29m; 1/20/23 at 12:16 PM.
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