1. James J. Flink, ‘Henry Ford and the Triumph of the Automobile’, in Carroll W. Pursall Jr, Technology in America. A History of Individuals and Ideas (Washington, D.C., 1979) p. 181.
2. B. R. Mitchell and Phyllis Deane, Abstract of British Historical Statistics (Cambridge, 1962) p. 230.
3. T. R. Nicholson, The Birth of the British Motor Car, vol. 2 (1982) pp. 170f.
4. James M. Laux, In First Gear. The French Automobile Industry to 1914 (Liverpool, 1976) p. 3.
5. The general spread of electric tramways is discussed in T. C. Barker and Michael Robbins, A History of London Transport, vol. 2 (1974) pp. 16–19.