LETTER CODES.

INFANTRY.

47.  For use with General Service Code or semaphore hand flags.

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Letter of  |    If signaled from    |  If signaled from
alphabet   |     the rear to the    |   the firing line
|       firing line.     |    to the rear.
------------|------------------------|----------------------

-
AM          | Ammunition going       | Ammunition required.
|   forward.             |
CCC         | Charge (mandatory      | Am about to charge
| at all times).         | if no instructions
|                        | to the contrary. 
CF          | Cease firing.          | Cease firing. 
DT          | Double time or “rush.” | Double time or “rush.” 
F           | Commence firing.       |
FB          | Fix bayonet.           |
FL          | Artillery fire is      |
| causing us losses.     |
G           | Move forward.          | Preparing to move
|                        | forward. 
HHH         | Halt.                  |
K           | Negative.              | Negative. 
LT          | Left.                  | Left. 
O           | What is the (R.  N.,    | What is the (R.  N.,
(Ardois and | etc.)?  Interrogatory.  | etc.)?  Interrogatory. 
Semaphore   |                        |
only.)      |                        |
. . — — . . | What is the (R.  N.,    | What is the (R.  N.,
(All methods| etc.)?  Interrogatory.  | etc.)?  Interrogatory.
but ardois  |                        |
and         |                        |
semaphore.) |                        |
P           | Affirmative.           | Affirmative. 
RN          | Range.                 | Range. 
RT          | Right.                 | Right. 
SSS         | Support going forward. | Support needed. 
SUF         | Suspend firing.        | Suspend firing. 
T           | Target.                | Target.
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CAVALRY.

48.  For use with General Service Code or semaphore hand flags.

AM—­Ammunition going forward (if signaled from the
rear to the front). 
Ammunition required (If signaled from the front). 
CCC—­Charge (if signaled rear the rear to the front). 
About to charge if no instructions to the
contrary (if signaled from the front). 
CF—­Cease firing. 
DT—­Double time, rush, or hurry. 
F—­Commence firing. 
FL—­Artillery fire is causing us losses. 
G—­Move forward (if signaled from the rear to
the front).  Preparing to move forward (if
signaled from the front). 
HHH—­Halt. 
K—­Negative. 
LT—­Left. 
M—­Bring up the horses (if signaled from front
to rear).  Horses going forward (if signaled
from rear to front). 
O—­What is the (R.  N., etc.)?  Interrogatory. 
(Ardois and semaphore only.)
. . — — . .—­What is the