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En T-semafor för länge sedan (Arkiv/forskning/litteratur)

av Anders Järvenpää, Thursday, November 12, 2020, 15:22 (1655 dagar sedan)

Min vän Antti Roivainen i Anttola skickade mig detta fantastiska vykort han har i sin samling:

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Bilden fångar ett tågmöte i Lahtis i svunna tider. Semaforen visar "Fri fart" för det ankommande tåget från Riihimäki med en vinge nedåt, men vänta nu? Det är ju en T-semafor med utfartsvinge på mastens vänstra sida från fotografen sett. Och detta långt innan T-semaforen infördes i Signalreglementet, som föreskrev:

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Vilka funderingar väcker denna tidiga signalinrättning?

Till höger om semaformasten kan skönjas en växellykta system Bender.

Se här:
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Har dylika funnits i Sverige?


Hela tråden:

 


Time: 243
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Time: 1129
SELECT COUNT(*) FROM mlf2_entries LEFT JOIN mlf2_akismet_rating ON mlf2_akismet_rating.eid = mlf2_entries.id LEFT JOIN mlf2_b8_rating ON mlf2_b8_rating.eid = mlf2_entries.id WHERE (mlf2_akismet_rating.spam = 1 OR mlf2_b8_rating.spam = 1)
Time: 1357
SELECT COUNT(*) FROM mlf2_entries LEFT JOIN mlf2_akismet_rating ON mlf2_akismet_rating.eid = mlf2_entries.id LEFT JOIN mlf2_b8_rating ON mlf2_b8_rating.eid = mlf2_entries.id WHERE category IN (0, 4, 5, 6, 7, 8, 9, 25, 14, 23, 19, 22, 24, 10, 21, 11, 12, 13, 15, 16, 26, 18, 20, 27) AND (mlf2_akismet_rating.spam = 0 AND mlf2_b8_rating.spam = 0)

Total time: 2761

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