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of Hope Foundry, Mabgate, Leeds
Machinery for spinning and weaving
1812 Samuel Lawson started operations at Hope Foundry.
1834 Listed as flax spinner, machine maker and iron and brass founder of mabgate. His house is at Spring House, Burmantofts. 
1845 Company mentioned 
1851 Award at the 1851 Great Exhibition. See details at 1851 Great Exhibition: Reports of the Juries: Class VI.
1866 Samuel Lawson died; the business was carried on by his three sons, John, Edward and Thomas, who in turn were succeeded by the two sons of John Lawson, viz., Arthur and Frederick. Thereafter the management of the Hope Foundry was led by H. Lawson Whalley, whose mother was a daughter of the founder of the firm.
1867 Gold medal at the Paris Exhibition for their flax machinery 
1900 Acquired by Fairbairn, Lawson, Combe, Barbour