TY  - BOOK
ED  - Great Britain. Hydrographic Office
TI  - Admiralty list of radio signals  1998/99 vol.7 (1) NP 287(1) :  vessel traffic services and reporting systems
T2  - NP 286 (2)
U1  - 623.8932 23 
PY  - 1998///
CY  - Taunton : 
PB  - The United Kingdom Hydrographic Office, 
KW  - Pilot services
KW  - United Kingdom
ER  -