First Substitute Pennant (1st Repeat Code Signal Flag) Malacca Strait British Admiralty Nautical Chart 1732:

British Admiralty Nautical Chart 1732: Spain - West Coast

South Carolina

NOAA Nautical Chart 18659: SUISUN BAY-Mallard Island to Antioch

Eastern and Western Approaches to the Narrows including Murray`s Anchorage is a standard nautical chart

NOAA Nautical Chart 16707: Prince William Sound-Valdez Arm and Port Valdez

First Substitute Pennant (1st Repeat Code Signal Flag) Malacca Strait British Admiralty Nautical Chart 1732:Phonetic Pronunciation: First sub Navy Meaning: Absence of flag officer or unit commander (Inport). International Meaning: Substitute for the first flag in this hoist. International Code of Signal Flags have double stitched seams, finished nylon rope distance lines and ash toggles.