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  2. Crossword abbreviations - Wikipedia

    en.wikipedia.org/wiki/Crossword_abbreviations

    Roman numerals: for example the word "six" in the clue might be used to indicate the letters VI; The name of a chemical element may be used to signify its symbol; e.g., W for tungsten; The days of the week; e.g., TH for Thursday; Country codes; e.g., "Switzerland" can indicate the letters CH; ICAO spelling alphabet: where Mike signifies M and ...

  3. Polish railway signalling - Wikipedia

    en.wikipedia.org/wiki/Polish_railway_signalling

    Os1 there will be stop at the (next) signal. precedes S1, Sz Os2 there will be proceed with Vmax at the (next) signal. precedes a signal with no speed restriction on its near signal: S2, S3, S4, S5 Os3 there will be speed reduction to 100 km/h at the signal. precedes a signal with a speed restriction of 100 km/h on its near signal: S6, S7, S8, S9

  4. Railway signal - Wikipedia

    en.wikipedia.org/wiki/Railway_signal

    Railway signal in Ploiești West railway station, Romania. This type of signal is based on the German Ks signals. The signal head is the portion of a colour light signal which displays the aspects. To display a larger number of indications, a single signal might have multiple signal heads.

  5. NYT ‘Connections’ Hints and Answers Today, Wednesday, July 17

    www.aol.com/nyt-connections-hints-answers-today...

    Read no further until you really want some clues or you've completely given up and want the answers ASAP. Get ready for all of today's NYT 'Connections’ hints and answers for #402 on Wednesday ...

  6. Railway signalling - Wikipedia

    en.wikipedia.org/wiki/Railway_signalling

    A Class 66 locomotive (right) is waiting at a red signal while a First Great Western (now Great Western Railway) passenger train (left) crosses its path at a junction. Railway signalling (BE), or railroad signaling (AE), is a system used to control the movement of railway traffic. Trains move on fixed rails, making them uniquely susceptible to ...

  7. International Code of Signals - Wikipedia

    en.wikipedia.org/wiki/International_Code_of_Signals

    Several of the most common single-letter signals are shown at the right. Two-letter signals cover a broad gamut of situations. Repeated characters can be a problem in flaghoist. To avoid having to carry multiple sets of signal flags, the Code uses three "substitute" (or "repeater") flags. These repeat the flag at the indicated position.

  8. Application of railway signals - Wikipedia

    en.wikipedia.org/wiki/Application_of_railway_signals

    On sighting a 'caution' aspect, the driver must prepare to stop at the signal ahead. If the distant signal shows a 'clear' aspect, the train may maintain full speed. A single signal may be equipped to function both as a stop signal and a distant signal. Some distant signals are in the form of a 'fixed distant'.

  9. Allied military phonetic spelling alphabets - Wikipedia

    en.wikipedia.org/wiki/Allied_military_phonetic...

    Letter 1916 Signal Book [18] 1916–1939 FM 24-5 [19] 1939–1941 FM 24-5 [20] 1941–1943 FM 24-12 [21] 1943–1955 ICAO 1956–present [9] A Able Afirm Afirm Able Alfa B Boy Baker Baker Baker Bravo C Cast Cast Cast Charlie Charlie D Dock Dog Dog Dog Delta E Easy Easy Easy Easy Echo F Fox Fox Fox Fox Foxtrot G George George George George Golf ...