Admiralty list ofradio signals
By: (Hydrographic Department). 1977 Vol.5, Radio time signals, radio navigational warnings and position-fixing systems.
Contributors: Great Britain. Hydrographic Department.
Series: NP275(5)
Publisher: Hydrographer of the Navy
Published: 1977
Place of publication: Taunton
Language: eng
Number of pages: 320
Subjects: Aids to navigation -- Lists.; Radio in navigation.
Notes: Includes index.