For communication with foreign or civilian vessels the International Code of Signals is used.

The International Code of Signals includes only the first three of these substitute flags.

International code of signals for the use of all nations United States Hydrographic Office, 1882.

International Code of Signals (includes flag representations)

International Code of Signals (letter M)

This stated that the standard visual flag signals, known as the International Code of Signals, would likely also be adopted for radio use.

It is a component of the International Code of Signals (ICS).

The officer must also be able to transmit and receive signals by Morse light and to use the International Code of Signals.

Monochrom held workshops in San Francisco to teach people semaphore communication techniques ('International Code of Signals').

The International Code of Signals is currently maintained by the International Maritime Organization, which published a new print edition in 2005.

The IMO is also responsible for publishing the International Code of Signals for use between merchant and naval vessels.

International Code of Signals , United States edition (1969) Alternate source, courtesy of Sea Scouts.

Circa 1870, the Comercial Code of Signals became the International Code of Signals.

The Medical Signal Code (incorporated in the International Code of Signals since 1930) is a means of providing assistance when medical personnel are not present.

International Code of Signals for Visual, Sound, and Radio Communications, United States Edition, 1969 (Revised 2003)

All ships must display flags or light signals according to the COLREGS and the International Code of Signals.

The International Code of Signals defines a standard set of flags and associated alphabet suitable for international use, as well as a set of standard codes.

What is now the International Code of Signals was drafted in 1855 by the British Board of Trade and published in 1857 as the Commercial Code.

The Second Assembly of IMCO 1961 endorsed plans for a comprehensive review of the International Code of Signals to meet the needs of mariners.

Marryat's Code of Signals and various competitors have been supplanted by the International Code of Signals (ICS) for general maritime use.

Distress signals at sea are defined in the International Regulations for Preventing Collisions at Sea and in the International Code of Signals.

Some 12,000 servicemen passed through her signal instruction school in Sydney, acquiring skill in Morse code and visual signalling (flag semaphore and International Code of Signals).

"The purpose of the International Code of Signals is to provide ways and means of communication in situations related essentially to safety of navigation and persons, especially when language difficulties arise."

In 1931, the International Code of Signals, originally created for ship communication by signalling using flags, was expanded by adding a collection of five-letter codes to be used by radiotelegraph operators.

She usually flies signal flags from her ensign halyard reading "JKWS", which is the code representing Cutty Sark in the International Code of Signals, introduced in 1857.