Memoirs of the Most Eminent American Mechanics: Also Lives of Distinguished European Mechanics ...Derby & Jackson, 1858 - 482 страници |
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Страница 27
... effect to establish me in my other principles , as my doubts lay at that time in the engine only . " The following account of Fitch's experiments is written by one of his early patrons , the late Dr. Thornton , of the patent office at ...
... effect to establish me in my other principles , as my doubts lay at that time in the engine only . " The following account of Fitch's experiments is written by one of his early patrons , the late Dr. Thornton , of the patent office at ...
Страница 58
... effects , which still astonished and perplexed the ablest philosophers of Europe . Out of his spec . ulations arose the ... effect of at least rendering manifest in the glass cylinder , or other electric . The question was , whether this ...
... effects , which still astonished and perplexed the ablest philosophers of Europe . Out of his spec . ulations arose the ... effect of at least rendering manifest in the glass cylinder , or other electric . The question was , whether this ...
Страница 59
... effects which are ob- served to result from the action of electrified bodies ? How is the mere circumstance of the overthrow of the customary equilibrium between the electricity and the matter of a body to be made to account for its ...
... effects which are ob- served to result from the action of electrified bodies ? How is the mere circumstance of the overthrow of the customary equilibrium between the electricity and the matter of a body to be made to account for its ...
Страница 60
... effect upon each other whatever . Let But let us next suppose that one of the bodies is an electric which has been excited in the usual way by friction , a stick of wax , or a glass cylinder , for example , which has been rubbed with ...
... effect upon each other whatever . Let But let us next suppose that one of the bodies is an electric which has been excited in the usual way by friction , a stick of wax , or a glass cylinder , for example , which has been rubbed with ...
Страница 61
... effect whatever upon the other . But no sooner has the interior coating received an additional portion of electricity from the prime conductor , with which the reader will remember it is in communication , than , being now positively ...
... effect whatever upon the other . But no sooner has the interior coating received an additional portion of electricity from the prime conductor , with which the reader will remember it is in communication , than , being now positively ...
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afterwards American appeared applied Arkwright attempt attention Blanchard boat brother canal cards carriage carried Cloth commenced common constructed contrivance cotton cotton gin cylinder Derbyshire difficulties early Eddystone lighthouse effect electricity ELI WHITNEY employed employment engaged England establishment Evans expense experiments father feet fire Fitch Franklin friends Fulton genius hand honor hour hundred improvements industry ingenuity invention inventor Jedediah Strutt JOHN FITCH labor legislature LENOX AND TILDEN machine machinery manufacture means mechanical ment miles mill mind motion navigation never observed obtained Oliver Evans operation passed perfect person pieces piston possessed present produced propelling PUBLIC LIBRARY ASTOR Richard Arkwright river Robert Fulton SAMUEL SLATER says ship Slater soon spinning steam engine steamboat success Thames Tunnel thing thousand TILDEN FOUNDATIONS tion torpedoes turned vessel wheel Whitney whole workmen yarn YORK PUBLIC LIBRARY young
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Страница 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.
Страница 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.
Страница 45 - Thus I went up Market Street as far as Fourth Street, passing by the door of Mr. Read, my future wife's father; when she, standing at the door, saw me, and thought I made, as I certainly did, a most awkward, ridiculous appearance.
Страница 54 - ... year's instruction in a Latin school, and that when very young, after which I neglected that language entirely. But when I had attained an acquaintance with the French, Italian, and Spanish, I was...
Страница 45 - ... my future wife's father; when she, standing at the door, saw me, and thought I made, as I certainly did, a most awkward, ridiculous appearance. Then I turned and went down Chestnut Street and part of Walnut...
Страница 125 - Twas early day, as poets say, Just when the sun was rising, A soldier stood on a log of wood, And saw a thing surprising. As in amaze he stood to gaze, The truth can't be denied, sir, He spied a score of kegs or more Come floating down the tide, sir. A sailor, too, in jerkin blue, This strange...
Страница 279 - ... 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...
Страница 275 - It regulates with perfect accuracy and uniformity the number of its strokes in a given time, counting or recording them, moreover, to tell how much work it has done, as a clock records the beats of its pendulum ; it regulates the quantity of steam admitted to work, the briskness of the fire, the supply of water to the boiler, the supply of coals to the fire ; it opens and shuts its valves with absolute precision as to time and manner ; it oils its joints ; it takes out any air which may accidentally...
Страница 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...
Страница 66 - Without my having made any application for that honor, they chose me a member, and voted that I should be excus'd the customary payments, which would have amounted to twenty-five guineas; and ever since have given me their Transactions gratis. They also presented me with the gold medal of Sir Godfrey Copley...