Keywords: ASTRONOMICAL
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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
The Institution of Civil Engineers Engineering Division Papers (1947) 5 (21): 15–23.
Published: 01 January 1947
... should be able to tell whoever was actually guiding the aircraft what to do to get to that point and when he had arrived there. He had notreferred in the Paper to thedisadvantages of astronomical methods, apart from the question of inaccuracy. The advantages arose to some extent from the entirely self...

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