I dunno,
an apple-green LNER A1 runs through my house regularly...
http://www.youtube.com/watch?v=mczig...eature=channel
I know, I know, they were rarely that clean, but after WW2.... people needed cheering-up...
and by 1959... some upstarts had bought damn cars. Bloody unions. Here is a late 50s A1 express a few years before the locos were scrapped
http://www.youtube.com/watch?v=G6epn...eature=channel
Rob