IN 1936 the Nautical Almanac Office undertook, by agreement with the Admiraity, the preparations of an "Air Aimanac" and of "Astronomicai Navigation Tables" for astronomical navigation in the air. The ...
THE second edition of Squadron-Leader Hadingham's handbook on astronomical air navigation has been enlarged and revised. A description is included of the Mark IXA bubble sextant, with which the ...
"The substance of this essay was first published in Flight, then in Newnes' air navigation and later in the Journal of the Royal aeronautical society." - Pref. https ...
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