Keywords: DEVICES
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Journal Articles
Journal Articles
The Institution of Civil Engineers Engineering Division Papers (1947) 5 (21): 3–15.
Published: 01 January 1947
...J F DAVIS; RAF © Thomas Telford and ICE 1947 ROYAL AIR FORCE RAF METHODS AIR NAVIGATION THEORY AIDS INSTRUMENTS COMPASSES SPEED POSITIONS WIND ASTRONOMICAL RADAR GEE CONSOL H2S EQUIPMENT DEVICES SPEED INSTRUMENTATION THE INSTITUTION OF CIVIL ENGINEERS. AIRPORT...
Journal Articles
Journal Articles
The Institution of Civil Engineers Engineering Division Papers (1947) 5 (21): 15–23.
Published: 01 January 1947
... " and of the other devices mentioned in the Paper, it was necessary to take another step forward very quickly in order that civil pilots could arrive a t the control zone and a t the airport a t the proper time, so as not to waste time or be a danger to other pilots, and also so that the military problem might...

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