Over Portland, Ore. one day last week buzzed a trim two-motored airplane that outwardly looked like any other U. S. aircraft, but inwardly was as different as a hickory basket from a ship's hull. For while the skeleton of other planes is built up of longitudinal braces, bulkheads and stringers, the framework of this Greenwood-Yates Geodetic Bi-Craft is woven of spruce strips. It resembles nothing more than a woven basket covered with fabric to keep out the breeze, powered with two 50-h.p. engines to pull it through the air. Its structure is called...
To continue reading:
or
Log-In
