Again & again the past three weeks a twin-motored Boeing 247-D transport took off from Oakland airport, circled lazily in the California sun, came in swiftly to a perfect landing. Each time the pilot, who could see nothing outside because canvas covered the windows, ignored wheel and rudder bar completely, merely twiddled a few knobs on the dashboard. Last week, with this technique producing 24 perfect landings out of every 25 at empts, United Airlines announced it had finally devised a practicable method of landing "blind."
Flying blind is nothing new. All trans port...
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