Did your list include gt 18000, Built Brown Boveri Switzerland, then UK BR WR, then ORE test centre Wien, now back at ?Crewe?.
One could always ask the reverse question.
I can get to :
SNCF BB2220 pool in service on tunnel freight traffic; others used by Eurotunnel for testing; one other to Birmingham NEC for exhibition
SNCF BB66400 : 12th March 1993. The first known through working by an SNCF operated locomotive when BB66411 arrived on a VIP special.
66275 66411 66454 were hired by ET but no idea if 66454 made it here; but : hire terminated early 1995
A1AA1A68000 : 20th March 1993 - arrival of the first Eurostar set through the tunnel from France to Britain - hauled by A1AA1A68041 and assisted in rear by BB66275.
Ex DB kofs [323] for Cheriton work, then went to Hong Kong, now back at Ashford, still there AFAIK.
Ex DB 211s at Cheriton.
Ex Poland RO built 0-6-0 DH industrial on Welsh Highland? Ffestiniog? or whoever has them; think there may be another of these at Whipsnade zoo now ???
Ex ZA industrial diesels somewhere, Ffestiniog ?
Ex JR bullet car in NRM.
-- Nick