TY  - BOOK
ED  -  Great Britain, Hydrographic Office.
TI  - Annual summary of Admiralty notices to mariners NP 247 / 
T2  - Admiralty charts and publications. 
SN  - 9780707713878
U1  - 623.8905  23
PY  - 2002///.
CY  - Great Britain : 
PB  - The UK Hydrographic Office,  
KW  - Pilot guides.
KW  - Navigation.
ER  -