Navigation tables for mariners and aviators for all latitudes.
Edition: 3rd ed.
Series: H.O -- no. 208
Publisher: U.S. Govt. print. off.
Published: 1931
Place of publication: Washington
Language: eng
Format: Hardcover
Number of pages: 111
Subjects: Navigation -- Tables.
Genres: Tables.
Description: This edition, augmented for Polar expeditions, enabled (angular height and azimuth) calculations for trial latitudes beyond 65º.