LAL262342:
The green disc signal gives the 'all clear' for a Great Western train hauled by the locomotive 'Sultan' (gouache on paper), Green, Harry (b.1920) / Bridgeman Images
LAL3640752:
Blow holes in the road allowed steam to escape from the tunnels used by underground trains (gouache on paper), Green, Harry (b.1920) / Bridgeman Images
LAL262343:
Passengers wait for a local train as a Great Northern express passes through, drawn by one of the famous Stirling 'singles' (gouache on paper), Green, Harry (b.1920) / Bridgeman Images