H. J. Northfield
From Graces Guide
H. J. Northfield
1920 Writes from Providence House, Burrowmoor Road, March, concerning the utilising of exhaust gases.
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Grace's Guide To British Industrial History
Registered UK Charity (No. 115342)Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,259 pages of information and 244,500 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.