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Engineers of Victoria Foundry, Bolton.
1837 Company established as Knight and Wood
1860s Name changed; presumably became John and Edward Wood, the firm of John Wood (1822-1889) and Edward Wood.
1867 Patent petition by Edward Wood, of the firm of John and Edward Wood, of Bolton, in the county of Lancaster, Engineers, in respect of the invention of "improvements in steam engines."
1912 The company closed
1914 Still recorded as Engineers and ironfounders in the Red Book. Specialities: steam engines, mill gearing, superheaters. 
1927 Aberconway described the firm in the present tense as engine builders
Also see J. and E. Wood