s.s. 'Hawk' - Form of Tests of Boiler Steel for Hawk - 25th October 1887.
Tests of 50 steel bars manufactured by Messrs. David Colville & Sons of Motherwell, near Glasgow, for Boiler No. 22 to be constructed by Messrs. John Stewart & Sons of the Blackwall Iron Works, Russell Street, Blackwall, London whom were ship and engine builders and repairers in their own right.
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