Pratts of Dunkinfield, suppliers of silencers and Motor spirit and lubricating oil
1888 Formation of oil distribution concern by a group of British oil merchants.
1928 Introduction of a high grade motor spirit, Pratt's Ethyl, in conjunction with Ethyl Gasoline Corporation..
1929 In response to competitive pressures, Anglo-American Oil Co would supply Pratt's Motor Oils directly to garages..
1933 Advertised the benefits of Pratt's Ethyl and Essolube in reducing winter starting problems.
Sources of Information
-  Esso
- The Times 29 March 1910
- The Times Apr. 9, 1930
- The Times, 8 August, 1928
- The Times, 30 May 1929
- The Times, 20 October 1933
- The Times, 5 April 1935