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James John Wallis (c1833-1905)
1854 of London Works, near Birmingham - presumably Fox, Henderson and Co
1905 Obituary 
JAMES JOHN WALLIS died on January 23, 1905, at his residence, Inverness Place, London, S.W., at the age of seventy-two years. He commenced life as an apprentice to the firm of Messrs. Fox, Henderson & Co., during which period he was actively associated with the opening of the Great Exhibition of 1851, and subsequently with that of 1861, at which time he was acting as London agent to the Blaenavon Iron Co.
On leaving that firm he was, for many years, the London representative of the Barrow Haematite Steel Co., Ltd.
He was a member of the Institution of Civil Engineers, and was elected a member of the Iron and Steel Institute in 1887.