Analysis of information sources in references of the Wikipedia article "Velocipede" in English language version.
Last week. Mr. Braithwaite and another gentleman arrived at Brentwood from the Shoreditch station of the Eastern Counties Railway, each upon a four-wheel locomotive propelled by themselves, at the rate of at least twelve miles an hour [19 km/h]. The name given to these novel carriages is 'Railway Velocipedes'.