I realise that this has been posted as i remember loking at the post but can't find it for the life of me.
The question is about the initials put on aircraft. I know ER and LR .. etc but gumfed when it comes to the following so could someone help me out.
Looking for what the ...
M (Boeing 747-400M - KLM operate a lot of them)
SCD (Attached to a lot of freighters)
ET (American 757's)
ET and M i was thinking could be ETOPS related but no idea ... any ideas?