BN55 WRP is the one talked on the forum extensively, but there was also others. (as mentioned on posts it went to Morroco post her life at G4 duty in 2006). There are a couple of posts on the forum if you use the search function, pasted some links here ;)
http://www.g4ownersclub.com/Forum/Topic2281-27-1.aspx
will send you a pm
BC02WVB, BN55WRP, BP52GJY, BT52OVF. There could well be a few more though.
Adrian