Excellent
20,921 reviews
Excellent
20,921 reviews
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Air Navigation Notes and Examples has 152 pages Cover dated May 1919 The encouragement given to the study of Air Navigation by Brigadier-General H. D. Briggs, R.A.F., with whom, when he was Director of Training, I was associated for the purpose of the education of Pilots and Observers, led to the navigation courses outlined in this book.