08:10Fred Dibnah's Age of SteamEpisode 4: Steaming Down the RoadBBC Two Duration: 30 minutes Audio described Sat 14th Feb 2015, 08:10 on BBC Two WalesAvailable for yearsWatch nowFred traces the development of steam power. He looks at early experiments in its use for road transport, and at the development of the traction engine.ContributorsProducer:David HallGenresFactualHistoryFactualScience & NatureScience & TechnologySeriesFred Dibnah's Age of Steam Source: BBC Online