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Greenhalgh and Shaw Ltd. of Halliwell Mills, Bolton.
1852 Business established by Nathaniel Greenhalgh and William Shaw.
1891 Directory (Bolton): Listed as Cotton spinners and manufacturers. More details
1896 The company was registered on 30 December, to acquire the business of cotton spinners and doublers of a company of the same name. 
1961 Spinners and doublers of Halliwell Mills, Bolton, Lancs.