Memorials of the Lineage, Early Life, Education, and Development of the Genius of James Watt

Ön Kapak
Biography and memorials of James Watt (1736-1819), the Scottish mathematician and mechanician who invented the steam engine, together with some family history.
 

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Sayfa 186 - Dictionary was written with little assistance of the learned, and without any patronage of the great ; not in the soft obscurities of retirement, or under the shelter of academick bowers, but amidst inconvenience and distraction, in sickness and in sorrow.
Sayfa 234 - Greenock — to sail by the power of wind, air and steam, he intends that the vessel shall leave the Broomielaw on Tuesdays, Thursdays, and Saturdays, about mid-day, or at such hour thereafter as may answer from the state of the tide ; and to leave Greenock on Mondays, Wednesdays, and Fridays, in the morning, to suit the tide. " The elegance, comfort, safety and speed of this vessel require only to be proved to meet the approbation of the public ; and the proprietor is determined to do everything...
Sayfa 234 - COMET, between Glasgow, Greenock, and Helensburgh, for passengers only. " The Subscriber having, at much expense, fitted up a handsome Vessel to ply upon the River Clyde, between Glasgow and Greenock, — to sail by the power of Wind, Air, and Steam...
Sayfa 142 - My Lord, I have undertaken this long journey purposely to see your person, and to know by what engine of wit or ingenuity you came first to think of this most excellent help unto Astronomy, viz. the Logarithms ; but, my lord, being by you found out, I wonder nobody else found it out before, when, now being known, it appears so easy.
Sayfa 229 - The expense of a patent in France is 300 livres for three years, 800 ditto for ten years, and 1500 ditto for fifteen years. There can be no difficulty in obtaining a patent for the mode of propelling a boat which you have shown me ; but if the author of the model wishes to be assured of the merits of his invention before he goes to the expense of a patent, I advise him to make a model of a boat in which he can place a clock spring, which will give about eight revolutions.
Sayfa 234 - Fridays in the morning, to suit the tide. The elegance, comfort, safety, and speed of this vessel require only to be proved, to meet the approbation of the public ; and the proprietor is determined to do everything in his power to merit public encouragement. The terms are for the present fixed at 4s. for the best cabin, and 3s.
Sayfa 142 - My lord, I have undertaken this long journey purposely to see your person, and to know by what engine of wit or ingenuity you came first to think of this most excellent help unto astronomy, namely, the logarithms ; but, my lord, being by you found out, I wond-er nobody else found it out before, when now known it is so easy.
Sayfa 141 - Napier was doubtful he would not come. It happened, one day, as John Marr and the Lord Napier were speaking of Mr. Briggs ; ' Ah, John,' said Marchiston, ' Mr. Briggs will not now come.
Sayfa 229 - ... which a boat moves is in proportion as the sum of the surfaces of the oars, paddles, leaves or other machine is to the bow of the boat presented to the water, and in proportion to the power with which such machinery is put in motion ; hence if the sum of the surfaces of the oars is equal to the sum of the surfaces of the leaves and they pass through similar curves in the same time, the effect must be the same but oars have...
Sayfa 222 - ... have also reason to believe that the power of the STEAM ENGINE may be applied to work the wheels, so as to give them a quicker motion, and consequently to increase that of the ship.

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