1831 - introduced an experimental steam carriage, the Infant, a passenger service running from Stratford to the City of London;

1832 - introduced the Era for the London and Brighton Steam Carriage Company;

1833 - the Enterprise operated by the London and Paddington Steam Carriage Company in April; the Autopsy ran between Finsbury Square in the City and Pentonville, north London in October;

1834 - Autopsy ran again in October, alternately with the Erin, between the City and Paddington;

built ten carriages in various parts of the country; later worked with his brother Thomas;

1843 - obtained patent for cutting rubber into sheets, and a method of preparing rubber solutions