Art.

 1 1  |          changing all the designs, produced a machine that included
 2 1  |     happening as early as 1747. He produced a book in which he gave
 3 4  |           contain or control it if produced. Watt, therefore, like his
 4 4  |            ten years before he had produced an engine that satisfied
 5 5  | instruments used by surveyors, and produced quadrants and micrometers
 6 7  |        immense increase in demand, produced largely by the spread of
 7 8  |         325 engines destined to be produced between 1775 and I800~~
 8 8  |           was a strain, and always produced a nervous reaction; but
 9 8  |           a rule the machines they produced were so inefficient that
10 9  |           1800, engines were being produced outside Boulton's factory.
11 9  |             The " food " of energy produced by steam was coal, and in
12 App|            experiments in which he produced water by exploding a mixture