PART 2 - Greater London Industrial Archaeology Society
Also in 1884, Fenner patented an invention to improve the efficiency of heat transfer from the burning fuel beneath a tar still, by ensuring better contact between the flames and the ...... It took a world war for us to realise how short- sighted we had been in allowing these German industries to develop whilst ours stagnated.
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PART 2 - Greater London Industrial Archaeology Society's website is glias.org.uk