| Author | : Great Britain. Board of Trade |
| Publisher | : |
| Total Pages | : 446 |
| Release | : 1933 |
| Genre | : Merchant marine |
| ISBN | : |
The 1931 International Code of Signals
| Author | : Great Britain. Board of Trade |
| Publisher | : |
| Total Pages | : 446 |
| Release | : 1952 |
| Genre | : Merchant marine |
| ISBN | : |
The 1931 International Code of Signals: For visual and sound signaling
| Author | : Great Britain. Board of Trade |
| Publisher | : |
| Total Pages | : 374 |
| Release | : 1952 |
| Genre | : Merchant marine |
| ISBN | : |
Catalogue of the Public Documents of the [the Fifty-third] Congress [to the 76th Congress] and of All Departments of the Government of the United States
| Author | : United States. Superintendent of Documents |
| Publisher | : |
| Total Pages | : 3208 |
| Release | : 1896 |
| Genre | : Government publications |
| ISBN | : |
Catalogue of the Public Documents of the ... Congress and of All Departments of the Government of the United States for the Period from ... to ...
| Author | : United States. Superintendent of Documents |
| Publisher | : |
| Total Pages | : 3208 |
| Release | : |
| Genre | : Government publications |
| ISBN | : |
Radio Navigation Aids Including Details of Direction-finder Stations, Radiobeacons, Navigational Warnings, Time Signals, Etc
| Author | : United States. Hydrographic Office |
| Publisher | : |
| Total Pages | : 814 |
| Release | : 1935 |
| Genre | : Navigation |
| ISBN | : |
Radio Navigational Aids
| Author | : United States. Hydrographic Office |
| Publisher | : |
| Total Pages | : 292 |
| Release | : 1962 |
| Genre | : Marine radio stations |
| ISBN | : |
Radio Aids to Navigation
| Author | : |
| Publisher | : |
| Total Pages | : 356 |
| Release | : 1937 |
| Genre | : Radio in navigation |
| ISBN | : |
Including details of radio-compass stations, radiobeacons, weather bulletins, storm and navigational warnings, time signals, etc.
