1888. Walter Bersey, a brilliant 20-year-old who had invented an improved dry battery.
1893-1899 Walter Bersey designed electric buses, cars, and cabs in London UK. The early cabs had 3 1/2 HP Lundell motors, ran at 9 MPH for about 30 miles, and featured quick-change battery boxes. Two companies built 77 cabs to Bersey's design. The cab enterprise lasted from August 1897 to August 1899.
1897 The London Electric Cab Co began regular service using cars designed by Walter Bersey. The Bersey Cab, which used a 40-cell battery and 3 horsepower electric motor, could be driven 50 miles between charges.
1901 of Automobile Manufacturing Co
1904 BERSEY, Walter C., A.I.E.E., Norbury Avenue, Norbury, London, S.W. Car: 24-h.p. Panhard, Hobby: Golf. Is a motorist of many years' standing, and an acknowledged expert in electrical and petrol motors. In 1889 constructed an electric omnibus. In 1896 also founded and was general manager of the London Electric Cab Company, which owned over eighty electric cabs, all designed by Mr. Bersey. These cabs constituted the first self-propelled service of vehicles started in London, if not in Great Britain, and were a distinct success. Built his first petrol car in 1898. Clubs: Whitehall, A.C.G.B. & I. 
Sources of Information
- Motoring Annual and Motorist’s Year Book 1904