oh, here's something like Mavis closed on EBay - maybe give you better hunting info?
http://cgi.ebay.com/Bachmann-Branchline-31-337A-BR-04-Diesel-Green-NEW_W0QQitemZ270055791362QQihZ017QQcategoryZ4978QQcmdZViewItem
http://cgi.ebay.com/Bachmann-Branchline-31-337A-BR-04-Diesel-Green-NEW_W0QQitemZ270055791362QQihZ017QQcategoryZ4978QQcmdZViewItem