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Alexander Duckham and Co, makers of industrial lubricants, cutting oils, greases and degreasants and preservatives, commercial lubricating oils, of Fulham, London
of West Wickham, Kent (1968)
c.1920 Public company incorporated.
1921 Moved from Millwall to Hammersmith
1932 Introduction of Adcoids, corrosion inhibitor
1937 Manufacturers of petroleum products. "Aero New Process" Oils. 
1945 Death of Alexander Duckham who was succeeded by his son Jack
Early 1950s Introduction of the first multi-grade lubricating oil Q20-50.
1963 Motor Show exhibitor. Oils. 
First to introduce a multi-grade engine oil, Q20-50.
1967 Was the largest independent lubricating oil company in the U.K and 3rd largest supplier of engine oil to motorists. To cope with substantial increase in demand for motor oil, were planning a new factory in the Midlands that would be paid for by issue of debentures and shares.
1967 Demand for lub oil had been affected by the increase time between services - up from 2000 miles in 1957 to 5000-6000 miles in 1967.
1968 New manufacturing plant opened at Aldridge, Staffs.