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"Rather. An expert couldn't do it under an hour. Both those tyres will have to come off. Now what are we to do?"I couldn't say more, my voice stuck in my throat.<024>

ONE:3. The saving from condensation, to which steam is exposed, avoidance of heat, and the consequent contraction and expansion of long conducting pipes.There was much more liveliness in the Belgian capital than during my first visit; it was as if the bombardment of Antwerp had wakened the people out of their slumber, an apparent slumber only, for no citizens were ever more faithful to the Belgian cause than those of Brussels.

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ONE:A planing machine with a running platen occupies nearly twice as much floor space, and requires a frame at least one-third longer than if the platen were fixed and the tools performed the cutting movement. The weight which has to be traversed, including the carriage, will in nearly all cases exceed what it would be with a tool movement; so that there must exist some very strong reasons in favour of a moving platen, which I will now attempt to explain, or at least point out some of the more prominent causes which have led to the common arrangement of planing machines.

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TWO:"Go farther, sir? But ... but ... sir, don't do that! The Germans shoot every civilian whom they set eyes on."II.

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THREE:The traction of belts upon pulleys, like that of locomotive wheels upon railways, being incapable of demonstration except by actual experience, for a long time hindered the introduction of belts as a means of transmitting motion and power except in cases when gearing or shafts could not be employed. Motion is named separately, because with many kinds of machinery that are driven at high speed��such as wood machines��the transmission of rapid movement must be considered as well as power, and in ordinary practice it is only by means of belts that such high speeds may be communicated from one shaft to another.The difference between how machinery is constructed and why it is so constructed, is a wide one. This difference the reader should keep in mind, because it is to the second query that the present work will be mainly addressed. There will be an attempt��an imperfect one, no doubt, in some cases��to deduce from practice the causes which have led to certain forms of machines, and to the ordinary processes of workshop manipulation. In the mind of a learner, whether apprentice or student, the strongest tendency is to investigate why certain proportions and arrangement are right and others wrong��why the operations of a workshop are conducted in one manner instead of another? This is the natural habit of thought, and the natural course of inquiry and investigation is deductive.

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THREE:He pitched the glittering gauds contemptuously on the desk. Leona examined them carefully So far as she could see no change had been made. And where the stones had been filed she could see the dull scratched edges. Was this the work of the hidden enemy or another cruel stroke of ill fortune?

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THREE:

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THREE:There was no need for Lawrence to ask who was waiting for him. He closed the door behind him, and a second later Hetty was in his arms. Then there was a long, clinging caress, and their lips met in the sweetest of embraces. It was a long time before either of them spoke. Hetty's eyes were full of happy tears.

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THREE:

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THREE:Maitrank glanced meaningly round the luxurious room. He took in the works of art, the carpets and skins, the flowers, and the soft shaded light.The traction of belts upon pulleys, like that of locomotive wheels upon railways, being incapable of demonstration except by actual experience, for a long time hindered the introduction of belts as a means of transmitting motion and power except in cases when gearing or shafts could not be employed. Motion is named separately, because with many kinds of machinery that are driven at high speed��such as wood machines��the transmission of rapid movement must be considered as well as power, and in ordinary practice it is only by means of belts that such high speeds may be communicated from one shaft to another.

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TWO:

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THREE:Jeff shook his head."Major Von Bassewitz."

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THREE:"Fiddlesticks! You are the victim of a vile conspiracy, my dear fellow, if ever there was one. Now let me go on with my visions. The motor is an unusually silent one, and it was painted a dull, lustreless black.""Strange they should be the same name as myself," the Countess said.

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THREE:So at last the lock of the heavy door screeched, and I was admitted. I noticed that about a score of sisters had gathered behind the gate and were anxiously discussing the "strange occurrence." My meeting with S?ur Eulalie, however, was so cordial that the good nuns lost all anxiety, and I was taken inside accompanied by nearly all the inmates of the convent.

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TWO:In England and America the evils which arise from a false or over estimate of mere theoretical knowledge have thus far been avoided. Our workshops are yet, and must long remain, our technological schools. The money value of bare theoretical training is so fast declining that we may be said to have passed the point of reaction, and that the importance of sound practical knowledge is beginning to be more felt than it was some years ago. It is only in those countries where actual manufactures and other practical tests are wanting, that any serious mistake can be made as to what should constitute an education in mechanics. Our workshops, if other means fail, will fix such a standard; and it is encouraging to find here and there among the outcry for technical training, a note of warning as to the means to be employed.

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��I would have you consider that he who appears to you to be the worst of those who have been brought up in laws and humanities would appear to be a just man and a master of justice if he were to be compared with men who had no education, or courts of justice, or laws, or any restraints upon them which compelled them to practise virtue��with the savages, for example, whom the poet Pherecrates exhibited on the stage at the last year��s Lenaean festival. If you were living among men such as the man-haters in his chorus, you would be only too glad to meet with Eurybates and Phrynondas, and you would sorrowfully long to revisit the rascality of this part of the world.��68A book containing the pattern record should be kept, in which these catalogue numbers are set down, with a short description to identify the different parts to which the numbers belong, so that all the various details of any machine can at any time be referred to. Besides this description, there should be opposite the catalogue of pattern numbers, ruled spaces, in which to enter the weight of castings, the cost of the pattern, and also the amount of turned, planed, or bored surface on each piece when it is finished, or the time required in fitting, which is the same thing. In this book the assembled parts of each machine should be set down in a separate list, so that orders for castings can be made from the list without other references. This system is the best one known to the writer, and is in substance a plan now adopted in many of the best engineering establishments. A complete system in all things pertaining to drawings and classifications should be rigidly adhered to; any plan is better than none, and the schooling of the mind to be had in the observance of systematic rules is a matter not to be neglected. New plans for promoting system may at any time arise, but such plans cannot be at any [87] time understood and adopted except by those who have cultivated a taste for order and regularity.With Dick he walked boldly enough to the built-in wooden cupboard, protected from dust by a heavy burlap hanging.Returning to our more immediate subject, we must observe that the Pythagoreans did not maintain, in anticipation of modern quantitative science, that all things are determined by number, but that all things are numbers, or are made out of numbers, two propositions not easily distinguished by unpractised thinkers. Numbers, in a word, were to them precisely what water had been to Thales, what air was to Anaximenes, the absolute principle of existence; only with them the idea of a limit, the leading inspiration of Greek thought, had reached a higher degree of abstraction. Number was, as it were, the exterior limit of the finite, and the interior limit of the infinite. Add to this that mathematical studies, cultivated in Egypt and Phoenicia for their practical utility alone, were being pursued in Hellas with ever-increasing ardour for the sake of their own delightfulness, for the intellectual discipline that they supplied��a discipline even12 more valuable then than now, and for the insight which they bestowed, or were believed to bestow, into the secret constitution of Nature; and that the more complicated arithmetical operations were habitually conducted with the aid of geometrical diagrams, thus suggesting the possibility of applying a similar treatment to every order of relations. Consider the lively emotions excited among an intelligent people at a time when multiplication and division, squaring and cubing, the rule of three, the construction and equivalence of figures, with all their manifold applications to industry, commerce, fine art, and tactics, were just as strange and wonderful as electrical phenomena are to us; consider also the magical influence still commonly attributed to particular numbers, and the intense eagerness to obtain exact numerical statements, even when they are of no practical value, exhibited by all who are thrown back on primitive ways of living, as, for example, in Alpine travelling, or on board an Atlantic steamer, and we shall cease to wonder that a mere form of thought, a lifeless abstraction, should once have been regarded as the solution of every problem, the cause of all existence; or that these speculations were more than once revived in after ages, and perished only with Greek philosophy itself.(1.) What is principal among the details of steam machinery?��(2.) What has been the most important improvement recently made in steam machinery?��(3.) What has been the result of expansive engines generally stated?��(4.) Why has water proved the most successful among various expansive substances employed to develop power?��(5.) Why does a condensing engine develop more power than a non-condensing one?��(6.) How far back from its development into power can heat be traced as an element in nature?��(7.) Has the property of combustion a common source in all substances?

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