A History of Technology: The industrial revolution, c. 1750 to c. 1850Clarendon Press, 1958 |
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Page 525
... road - building , the fourth and final factor in the revival of road - building — was found in France . There the first organized system of trenched roads was initiated about 1720 . In France there was a complete absence of any ...
... road - building , the fourth and final factor in the revival of road - building — was found in France . There the first organized system of trenched roads was initiated about 1720 . In France there was a complete absence of any ...
Page 528
... road surface , be- came unnecessarily and wastefully deep in the middle of the road . He believed that he could reduce the depth of the road - bed to 9-10 in from side to side ... road - building was now begun . From 528 ROADS TO C 1900.
... road surface , be- came unnecessarily and wastefully deep in the middle of the road . He believed that he could reduce the depth of the road - bed to 9-10 in from side to side ... road - building was now begun . From 528 ROADS TO C 1900.
Page 536
... road should cover not only the middle strip of the road but its full width , and the road - metal should be applied to an even depth over this full width . Proper drainage should be effected by digging ditches 5 ft deep and 2 ft wide ...
... road should cover not only the middle strip of the road but its full width , and the road - metal should be applied to an even depth over this full width . Proper drainage should be effected by digging ditches 5 ft deep and 2 ft wide ...
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 |
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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 developed diameter driving E. J. HOLMYARD early eighteenth century engine England Europe farming figure fish France French furnace glass heat husbandry Ibid important improved inches increased industrial revolution introduced invention J. F. Horrabin 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 practice produced pump river road rollers rotation Rotherham plough salt Science Museum screw sewers shaft ships silk Smeaton smelting Staffordshire steam steam-engine steel stone sulphuric acid surface tion tuyère vertical ware water-wheels watermills Watt whales wheel wooden wrought iron