At Seattle they test the new "Hoppicopter", weighting only a hundred and seventy five pounds, which is less than the weight of the pilot. With an engine like an ordinary outboard motor, they are intended for mess sale and private travel. November 5, 1948.

At Seattle they test the new "Hoppicopter", weighting only a hundred and seventy five pounds, which is less than the weight of the pilot. With an engine like an ordinary outboard motor, they are intended for mess sale and private travel. November 5, 1948.
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Image Number:  5513-19946643Rights ManagedCredit Line:Sydney Morning Herald/SuperStockCollection:Contributor:Model Release:NoProperty Release:NoResolution:1805×1269
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