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of Wellington New Mill, Great Lever, Bolton.
c1854 Established by Joseph Ainsworth.
Succeeded by Walton Ainsworth and Charles Ainsworth.
1891 Directory (Bolton): Listed as cotton spinners. More details.
1905 Incorporated as a Limited Company.
1914 Directors: Charles Ainsworth, J.P. (Chairman), Percy Ainsworth (Managing Director), Arthur W. Ainsworth, Charles A. Phillips.