page_title: London Underground rolling stock
hierarchical_section_title: London Underground rolling stock
caption_attribution_description: A Metropolitan Line 'A' stock sub-surface gauge train passes a smaller Piccadilly Line 1973 tube stock train. The photograph was taken from the western end of Rayner's Lane tube station on 25 October 2005. The Metropolitan Line train is heading west with a service to Uxbridge while the Piccadilly Line train is in the central reversing siding before commencing a south-bound service to central London via Acton Town and Hammersmith.
context_page_description: A wide variety of trains have been used on the London Underground. In the early days steam locomotive and carriages were used. Nowadays electric multiple units are used.
context_section_description: A wide variety of trains have been used on the London Underground. In the early days steam locomotive and carriages were used. Nowadays electric multiple units are used.
caption: Underground trains come in two sizes, larger sub-surface trains and smaller tube trains. A Metropolitan Line A Stock train (left) passes a Piccadilly Line 1973 Stock train (right) in the siding at Rayners Lane
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