Found some more pic's of BUA incl. 1-11's etc. Try this link :-
http://www.users.zetnet.co.uk/pgoode...rdays/adt1.htm
This covers various airlines from way back. If you let your mouse run over the a/c types in the middle it will list the pic's available on the right-hand side.
If I find any more BUA stuff I will let you know.