The Bell R-12 (later redesignated H-12; company Model 48) was an American 1940s military utility helicopter built by the Bell Helicopter company.
The Curtiss Model H was a family of classes of early long-range flying boats, the first two of which were developed directly on commission in the United States in response to the ₤10,000 prize challenge issued in 1913 by the London newspaper, the Daily Mail, for the first non-stop aerial crossing of the Atlantic.
HMS Achates was an destroyer of the British Royal Navy launched on 4 October 1929 and commissioned on 27 March 1930.
HMS H12 was a British ''H''-class submarine built by Fore River Yard, Quincy, Massachusetts.
This is a list of Transport for London (TfL) contracted bus routes in London, England, as well as commercial services that enter the Greater London area (except coaches).