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Haslam Foundry and Engineering Co of Derby (incorporated Pontifex and Wood, London in 1892)
1824 Business established, presumably by William Haslam
1868 Alfred Seale Haslam joined his father at the Union Foundry at Derby.
1876 Incorporated as a Limited Company. Alfred Seale Haslam was the principal.
Alfred Haslam perfected the compressed-air refrigeration machine.
1881 the SS Orient arrived in the Thames with the first cargo of frozen meat from Australia, refrigerated by Haslam's system.
1883 Haslam Engineering were an exhibitor of refrigeration machinery at the International Fisheries Exhibition .
1892 Merged with Pontifex and Wood
1894 Catalogue of Ice-making and Refrigeration machinery. 
1914 Main business was manufacture of ice-making plant of large capacity, installed in many parts of the world, especially Australia and India
1914 Iron Founders, Engineers, Brass Founders and Coppersmiths, Manufacturers of Ice and Refrigerating Plants, Sugar Plant, Brewing Plant, Distilling Plant etc. Specialities: Refrigerating Machinery, Ice-making Machinery, Air Desiccating Plants for Blast Furnaces. Employees 750 to 850.