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John Cochrane and Sons of Barrhead.
1850 Business established as Grahamston Foundry and Engine Works, Barrhead, by Mr Cochrane
Became the business of John Cochrane (1857-1917), the founder's son.
1889 Horizontal Corliss engine used in the Glasgow Exhibition. 
By 1922 the company was J. Cochrane (Barrhead) Ltd
1930 The company was bought by Andrew Barclay, Sons and Co