1) Charing Cross carriage 
A railroad car or railcar (American and Canadian English),{efn|name=US usage} railway wagon or railway carriage (UK and IUR), is a vehicle used for the carrying of cargo or passengers on a rail transport system (a railroad/railway). Such cars, when coupled together and hauled by one or more locomotives, form a train. Alternatively, some passenger ...
A railroad vehicle that is not a locomotive.