A History of Technology: The industrial revolution, c. 1750 to c. 1850Clarendon Press, 1958 |
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Page 67
... supposed line of outcrop , and then , with luck , the vein will be laid bare . Hushing , no longer prac- tised in civilized countries , consists of damming a stream near the top of a hill or valley to form a small reservoir . When a ...
... supposed line of outcrop , and then , with luck , the vein will be laid bare . Hushing , no longer prac- tised in civilized countries , consists of damming a stream near the top of a hill or valley to form a small reservoir . When a ...
Page 160
... supposed to extend over about sq mile and the weight of soil on them is taken to be 4000 m lb. By means of two double pulleys and 12 wheels it was calculated that a small windmill could uproot the tree . Dutch patents for mills worked ...
... supposed to extend over about sq mile and the weight of soil on them is taken to be 4000 m lb. By means of two double pulleys and 12 wheels it was calculated that a small windmill could uproot the tree . Dutch patents for mills worked ...
Page 188
... supposed danger . In his first patent of 1769 , he made a claim for non - condensing engines that ' may be wrought by the force of steam only , by discharging the steam into the open air FIGURE 108 - Leupold's design for a high ...
... supposed danger . In his first patent of 1769 , he made a claim for non - condensing engines that ' may be wrought by the force of steam only , by discharging the steam into the open air FIGURE 108 - Leupold's design for a high ...
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 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