Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,439 pages of information and 230,054 images on early companies, their products and the people who designed and built them.

Harry Clifford Armstrong

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Harry Clifford Armstrong

Fuel Department Manager and Technician, Thomas Firth and John Brown, Ltd., Atlas Works, Sheffield.



  • "Practical Boiler Firing" (Charles Griffin).
  • "Fuels and Furnaces for Industrial Heating" (Charles Griffin).


See Also


Sources of Information