Talgo Pendular formation, diagrammed on Trenhotel 947/6 "Antonio Machado" (Barcelona Sants ---> Cadiz). 
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One can single out Talgo 6 cars (Left) from Talgo 4 and 5 (Right) quite easily, as windows of the latter are wider.
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Barcelona-San Andreu Comtal.
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9th June 2006. 
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P.L.Guillemin (plguillemin@yahoo.fr)