Hackney carriage a 1662 Act of Parliament establishing the Commissioners of Scotland Yard to regulate them. Licences applied literally to horse-drawn carriages, later modernised as hansom cabs (1834), that operated as vehicles for hire. The 1662 act limited the licences to 400; when it expired in 1679, extra licences were created until a 1694 act imposed a limit of 700, which was increased by later acts and abolished in 1832. There was a distinction between a general hackney carriage and a hackney coach, a hireable vehicle with specifically four wheels, two horses and six seats, and driven by a "Jarvey" (also spelled
Hackney horse for general purpose riding horses. Since roads were rudimentary in those times, Hackneys were a primary riding horse, riding being the common mode of equine transportation. The trotting horses were more suitable as war horses than amblers with their pacing gaits. As a result, in 1542 King Henry VIII required his wealthy subjects keep a specified number of trotting horse stallions for breeding use. In about 1729 a Norfolk Trotter stallion and an Arabian stallion contributed to the foundation stock for the modern Hackney Horse. The resulting Norfolk Roadster, as it was known, was a heavily built horse that was