This is a superb example of theW2221/A "Bristol Castle" in BR Green, running number 7013. The tender has the late BR motif. This 4-6-0 Castle Class Locomotive was  introduced by Basildon in early Period 4 and was the first of the Castle Class to take the "A"suffix coding. Production only reached 330 through Period 4, and please note they were only issued between 1980-82 and 1988-89.This example is from the early 1982 build and has the FULL "W2221/A" stamp on the box end flaps correct for all Bristol Castle issues from the Basildon factory.   

The Locomotive/tender comes from the first phase of production in Period 4, and includes box, packing rings, tissue, and Instruction Manual. Base of the inner box is stamped "Packer No 2"in black ink indicating  Wrenn, Basildon issue..

Locomotive/tender/box condition is " near mint" for their age.