Text book of navigation and nautical astronomy
By: by Captain A.P.W. Williamson.
Edition: [2d ed.]
Publisher: Gieve's; J. Hogg
Published: 1915
Place of publication: Portsmouth
Language: eng
Number of pages: 420
Subjects: Navigation.; Nautical astronomy.
Notes: Extra numbered pages: 21A-21B.
"Press opinions": p. 417-418.