towns, villages, States, Territories, and provinces will be
counted the same as if written in full.

11. Abbreviations of weights and measures in common use, figures,
decimal points, bars of division, and in ordinal numbers the
affixes "st," "d," "nd," "rd," and "th" will be each counted
as one word. Letters and groups of letters, when such groups do
not form dictionary words and are not combinations of dictionary
words, will be counted at the rate of five letters or fraction
of five letters to a word. When such groups are made up of
combinations of dictionary words, each dictionary word so used
will be counted.

12. The following are exceptions to paragraph 55, and are counted
as shown:

A. M. 1 word
P. M. 1 word
O. K. 1 word
Per cent 1 word

13. No message will be considered sent until its receipt has been
acknowledged by the receiving station.

The International Morse or General Service Code.

18. The International Morse Code is the General Service Code
and is prescribed for use by the Army of the United States and
between the Army and the Navy of the United States. It will be
used on radio systems, submarine cables using siphon recorders,
and with the heliograph, flash-lantern, and all visual signaling
apparatus using the wigwag.

_Alphabet_.

A . - N - .
B - . . . O - - -
C - . - . P . - - .
D - . . Q - - . -
E . R . - .
F . . - . S . . .
G - - . T -
H . . . . U . . -
I . . V . . . -
J . - - - W . - -
K - . - X - . . -
L . - . . Y - . - -
M - - Z - - . .

_Numerals_.

1 . - - - - 6 - . . . .
2 . . - - - 7 - - . . .
3 . . . - - 8 - - - . .
4 . . . . - 9 - - - - .
5 . . . . . 0 - - - - -

_Punctuation_.

Period . . . . . .
Comma . - . - . -
Interrogation . . - - . .
Hyphen or dash - . . . . -
Parentheses (before and after the words) - . - - . -
Quotation mark (beginning and ending) . - . . - .
Exclamation - - . . - -
Apostrophe . - - - - .
Semicolon - . - . - .
Colon