Memoirs of the Most Eminent American Mechanics: Also, Lives of Distinguished European Mechanics, Together with a Collection of Anecdotes, Descriptions, Etc., Etc. ...W.F. Peckham, 1840 - 482 páginas |
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Página 10
... important Discoveries 426 Invention of the Safety Lamp 427 The Thames Tunnel . 428 Watchmaking in Switzerland 441 Perpetual Motion 445 The Balsa . 448 AUTOMATA 449 Mechanical Automata of the Ancients 450 Automata of Dædalus . 450 Wooden ...
... important Discoveries 426 Invention of the Safety Lamp 427 The Thames Tunnel . 428 Watchmaking in Switzerland 441 Perpetual Motion 445 The Balsa . 448 AUTOMATA 449 Mechanical Automata of the Ancients 450 Automata of Dædalus . 450 Wooden ...
Página 54
... important part in civil affairs than any he had yet acted was in reserve for him . He lived to attract to himself on the theatre of politics , the eyes , not of his own countrymen only , but of the whole civilized world ; and to be a ...
... important part in civil affairs than any he had yet acted was in reserve for him . He lived to attract to himself on the theatre of politics , the eyes , not of his own countrymen only , but of the whole civilized world ; and to be a ...
Página 55
... important . In the first place , the list of the substances capable of being excited by friction to a mani- festation of electric virtue , was considerably extended . It was also found that the bodies which had been attracted by the ...
... important . In the first place , the list of the substances capable of being excited by friction to a mani- festation of electric virtue , was considerably extended . It was also found that the bodies which had been attracted by the ...
Página 63
... important scientific fact . In a paper , dated November 7 , 1749 , he enumerates all the known points of resemblance between lightning and electricity . In the first place , he remarks , it is no wonder that the effects of the one ...
... important scientific fact . In a paper , dated November 7 , 1749 , he enumerates all the known points of resemblance between lightning and electricity . In the first place , he remarks , it is no wonder that the effects of the one ...
Página 76
... which is * This was the first application to the important but now common operation of dredging . - American edition of Wood's Treatise on Rail Roads . THE FIRST AMERICAN LOCOMOTIVE , Or , Evans's " Eructor 76 AMERICAN MECHANICS .
... which is * This was the first application to the important but now common operation of dredging . - American edition of Wood's Treatise on Rail Roads . THE FIRST AMERICAN LOCOMOTIVE , Or , Evans's " Eructor 76 AMERICAN MECHANICS .
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Términos y frases comunes
afterwards appeared applied Arkwright attempt attention Blanchard boat body brother canal cards carriage carried commenced construction contrivance cotton cotton gin cylinder difficulties dollars early Eddystone lighthouse effect electricity ELI WHITNEY employed employment enabled engaged England erected Evans exertions expense experiments father feet fire Fitch Franklin friends Fulton genius glass hand honor hundred improvements ingenuity invention inventor Jaquet Droz JOHN FITCH JOHN SMEATON labor legislature machine machinery manner manufacture means mechanical ment miles mill mind motion navigation never observed obtained Oliver Evans operation passed patent right perfect perseverance person Philadelphia piston possessed pounds present produced propelling pursuit Richard Arkwright river Robert Fulton SAMUEL CROMPTON SAMUEL SLATER says ship Slater soon spinning steam engine steamboat success Thames Tunnel thing thousand tion torpedoes turned vessel wheel Whitney whole York young
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Página 404 - About midnight will I go out into the midst of Egypt: and all the firstborn in the land of Egypt shall die, from the firstborn of Pharaoh that sitteth upon his throne, even unto the firstborn of the maidservant that is behind the mill; and all the firstborn of beasts.
Página 44 - I have been the more particular in this description of my journey, and shall be so of my first entry into that city, that you may in your mind compare such unlikely beginnings with the figure I have since made there.
Página 43 - They read it, commented on it in my hearing, and I had the exquisite pleasure of finding it met with their approbation, and that in their different guesses at the author, none were named but men of some character * among us for learning and ingenuity.
Página 43 - ... accordingly, under my name for several months. At length a fresh difference arising between my brother and me, I took upon me to assert my freedom, presuming that he would not venture to produce the new indentures. It was not fair in me to take this advantage, and this I therefore reckon one of the first errata of my life...
Página 41 - I also sometimes jumbled my collection of hints into confusion, and after some weeks endeavored to reduce them into the best order before I began to form the full sentences and complete the subject. This was to teach me method in the arrangement of the thoughts. By comparing my work with the original, I discovered many faults, and corrected them; but I sometimes had the pleasure to fancy that, in certain particulars of small consequence, I had been fortunate enough to improve the method or the language,...
Página 45 - I came in, to which I went for a draught of the river water; and, being filled with one of my rolls, gave the other two to a woman and her child that came down the river in the boat with us, and were waiting to go farther. Thus refreshed, I walked again up the street, which by this time had many clean -dressed people in it, who were all walking the same way.
Página 297 - ... had been that which he had been last occupied in studying and exhausting ; such was the copiousness, the precision, and the admirable clearness of the information which he poured out upon it without effort or hesitation. Nor was this promptitude and compass of knowledge confined in any degree to the studies connected with his ordinary pursuits. That he should have been minutely and extensively skilled in chemistry and the...
Página 41 - I had gone on making verses ; since the continual occasion for words of the same import, but of different length, to suit the measure, or of different sound for the rhyme, would have laid me under a constant necessity of searching for variety, and also have tended to fix that variety in my mind and make me master of it.
Página 65 - Spirits, at the same time, are to be fired by a spark sent from side to side through the river, without any other conductor than the water; an experiment which we some time since performed, to the amazement of many.
Página 45 - I walked again up the street, which by this time had many clean-dressed people in it, who were all walking the same way. I joined them, and thereby was led into the great meeting-house of the Quakers near the market. I sat down among them, and, after looking round...