2nd-class Corail Couchettes cars (Bc10ux), diagrammed on Corail Lunéa 5799 "Val de Durance" (Paris Austerlitz-->Briançon). 
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While the very first car is part of batch 1 or 2 of Bc10ux (VU-75 or 78), the 2nd car is part of batch 3 (VU-84), and ran on Franco-Iberic sleepers from 1985 to the mid-90s.
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Veynes-Dévoluy
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24th July 2005.
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P.L.Guillemin (plguillemin@yahoo.fr)