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Author Topic: Hot air pumping  (Read 534 times)

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  • Location: Minnetonka, Minnesota, USA
Re: Hot air pumping
« on: June 16, 2022, 08:24:50 pm »
We are having a big hot air engine show in September in Minnesota.

Jim in Minnesota
A complex system that does not work is invariably found to have evolved from a simple system that worked just fine.
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