TY - BOOK ED - Great Britain. Hydrographic Office. TI - Symbols and abbreviations used on admiralty charts : : Chart 5011 (INT 1 Format) / T2 - Admiralty charts and publications. SN - 9780707740805 U1 - 528.0148 23 PY - 2008///. CY - Taunton : PB - United Kingdom Hydrographic Office, KW - Nautical charts--Symbols. ER -