A History of Technology: The industrial revolution, c. 1750 to c. 1850Clarendon Press, 1958 |
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Page xiv
... Mines and Miners ; or Underground Life ' ( trans . , adapt . and ed . by H. W. BRISTOW ) , fig . 123. London , 1869. D. E. Woodall 36 Winze - shaft in a Cornish mine . From L. SIMONIN . Ibid . , fig . 108 37 Working by descending levels ...
... Mines and Miners ; or Underground Life ' ( trans . , adapt . and ed . by H. W. BRISTOW ) , fig . 123. London , 1869. D. E. Woodall 36 Winze - shaft in a Cornish mine . From L. SIMONIN . Ibid . , fig . 108 37 Working by descending levels ...
Page 77
... mines has never been so important as in coal - mines , because veins of metal ore tend to be more or less vertical and do not extend horizontally for great distances . Exceptions are the sedimentary gold - mines of the Transvaal , the ...
... mines has never been so important as in coal - mines , because veins of metal ore tend to be more or less vertical and do not extend horizontally for great distances . Exceptions are the sedimentary gold - mines of the Transvaal , the ...
Page 79
... mines , Corn- wall , in 1781 , the consumption of coal was reduced from 19 000 tons a year to 6100 tons . This represented a yearly saving of £ 10 830 , at the price of coal then ruling . By 1798 there were forty - five Boulton and Watt ...
... mines , Corn- wall , in 1781 , the consumption of coal was reduced from 19 000 tons a year to 6100 tons . This represented a yearly saving of £ 10 830 , at the price of coal then ruling . By 1798 there were forty - five Boulton and Watt ...
Contents
GLASS by L M ANGUSBUTTERWORTH Director The Newton Heath Glass | 12 |
TELEGRAPHY by G R M GARRATT Deputy Keeper Department of Electrical | 22 |
FISH PRESERVATION by C L CUTTING Officer in Charge Humber | 44 |
Copyright | |
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agricultural beam became Boulton Boulton and Watt bridge Britain British built canal carbon carried cast iron chemical clay coal Coalbrookdale coke construction copper crops cylinder D. E. Woodall diameter driving E. J. HOLMYARD early eighteenth century engine England English Europe fallow farming figure fish France French furnace glass heat horizontal husbandry Ibid important improved inches industrial revolution introduced invention inventor J. F. Horrabin John John Smeaton later lathe London machine machinery manufacture mechanical metal method mill mineral mines Newcomen Newcomen engine nineteenth century obtained operation oxide Paris patent Photograph by courtesy pipe piston plate porcelain practical produced pump river road rollers rotation Rotherham plough salt screw sewers shaft ships silk Smeaton Staffordshire steam steam-engine steel stones sulphuric acid surface telegraph tion vertical ware water-wheels watermills Watt whales wheel wooden wrought iron