 Nos.777, D6535 and 70013 are all part of the National Collection and are owned by the National Railway Museum.No.777 emerged from a lengthy overhaul in British Railways Brunswick green livery, under the BR number 30777 and has just been refinished in Southern Malachite Green with running number 777.A diesel group who own and care for Class 20 D8098, Class 31 D5380 and Class 47 D1705.