Andrew B
September 10th 10, 01:46 PM
Aeronca 7BCM (CONV) 7AC
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Andrew B (Cheshire, England)
"Heavier-than-air flying machines are impossible."
(Lord Kelvin, president Royal Society, 1895.)
--
Andrew B (Cheshire, England)
"Heavier-than-air flying machines are impossible."
(Lord Kelvin, president Royal Society, 1895.)