Hill and Boll
of Park Road, Yeovil.
1895 The Petter brothers designed the first internal combustion engined motor car to be made in the United Kingdom. The car, using a converted four-wheel horse-drawn phaeton and a 3 hp (2 kW) horizontal oil engine, had a top speed of 12 miles per hour (19 km/h). The vehicle was constructed at the Park Road carriage works of Hill and Boll.
1896 Petter and Hill and Boll were constructing combustion-engine powered carriages
1910 Hill and Boll displayed the "weight" hydraulic brake system at the 1910 Motor Show, which applied the brakes to all four wheels of the car.