GWR Star class 4-6-0 No 4002 Evening Star at Old Oak Common shed in c1925.
Peter Kerslake says "The third of the class emerging from Swindon Works in February 1907 "Evening Star" was initially allocated to Laira, The very large inside valve chest with its squared corners is clear to see as are the lubricating containers above the main frame."
Photo: F.H. Stingemore/Rail Archive Stephenson