63 STAT.] MULTILAT'ERAL-TELECO1MMUNICATIONS-OCT. 2, 1947 2079 (App. 9 RR) Abbreviation or Signal SIG SOS ss SVC SYS TFC TR TTT TU TXT VA W WA WB XXX Definition Signature (used after a question mark to request a repetition). Distress Signal ( .. ---... to be sent as one sifnal). Indicator preceding the name of a ship station. Prefix indicating a service telegram. Refer to your service telegram. Traffic. Used as a prefix to indicate reply to PTR. This group when sent three times constitutes the safety signal (see 943). Thank you. Text (used after a question mark to request a repetition). End of work (... - . - to be sent as one signal). Word(s) or [Group(s)]. Word after ... (used after a question mark to request a repetitin). Word before ... (used after a question mark to request a repetttion). This group when sent three times constitutes the urgency signal (see 934).
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