Navigation compendium

Navigation compendium

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When the earth has rotated once with respect to the stars, its travel in its orbit has necessitated that it turn almost an additional ... pool (source of chronometers used in Navy ships) for cleaning and adjustment which is necessary every 2 to 3 years. ... Chapter 9240, Section I, Part 3, of the Naval Ships Technical Manual and the chronometer record book contain detailed instruction for chronometer care.

Title:Navigation compendium
Author:United States. Naval Training Command
Publisher: - 1972


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