This section is from the book "Scientific American Reference Book. A Manual for the Office, Household and Shop", by Albert A. Hopkins, A. Russell Bond. Also available from Amazon: Scientific American Reference Book.
Signal.
Meaning.
2 "Preparative," "Answering," or, "Stop," after each complete signal.
1 2 Aground; want immediate assistance.
2 1 Fire, or, Leak; want immediate assistance.
2 2 Annul the whole signal.
2 3 You are running into danger, or, Your course is dangerous.
2 4 Want water immediately.
3 2 Short of provisions; starving.
4 2 Annul the last hoist; I will repeat it.
1 1 2 I am on fire. 1 2 1 I am aground.
Signal.
Meaning.
1 2 2 Yes, or. Affirmative.
1 2 3 No, or, Negative.
1 2 4 Send lifeboat.
1 3 2 Do not abandon the vessel.
1 4 2 Do not abandon the vessel until the tide has ebbed.
2 1 1 Assistance is coming.
2 1 2 Landing is impossible.
2 1 3 Bar, or, Entrance is dangerous.
2 1 4 Ship disabled; will you assist me into port ?
2 2 1 Want a pilot.
2 2 3 Want a tug; can I obtain one?
2 2 4 Asks the name of ship (or, signal station) in sight, or, Show your distinguishing signal.
Signal.
Meaning.
2 3 1 Show your ensign.
2 3 2 Have you any dispatches (message, orders, or, telegrams) for me?
2 3 3 Stop, Bring-to, or, Come nearer; I have something important to communicate.
2 3 4 Repeat signal, or hoist it in a more conspicuous position.
2 4 1 Can not distinguish your flags; come nearer, or make Distant Signals.
2 4 2 Weigh, Cut, or, Slip; wait for nothing; get an offing.
2 4 3 Cyclone, Hurricane, or,
Typhoon expected.
3 1 2 Is war declared, or,
Has war commenced?
3 2 1 War is declared, or, War has commenced.
3 2 2 Beware of torpedoes; channel is mined.
3 2 3 Beware of torpedo boats.
3 2 4 Enemy is in sight.
 
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