Detailed explanation on how to use the new American nautical almanac for the year 1950.
Series: American nautical almanac ;; 1950.
Publisher: Southern Navigation and Marine Engineering School
Published: 1949
Place of publication: Port Arthur, Tex
Language: eng
Number of pages: 68
Subjects: U.S. Nautical Almanac Office.; United States Naval Observatory.; Navigation -- Problems, exercises, etc.
Other titles: American nautical almanac.