Practical navigation.
Contributors: Stephens, Irvin J., ed.
Edition: 6th ed., completely rev., by I.J. Stephens.
Publisher: Dutton
Published: 1952
Place of publication: New York
Language: eng
Number of pages: 823
Subjects: Navigation.; Navigation -- Problems, exercises, etc.
Notes: "Extracts from the American nautical almanac for the year 1950": p. 770-823.