Heroes of invention and discovery, selected by the editor of 'Risen by perseverance'. |
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Página 1
... seems to have led him to the study of things , rather than of words . He remained at Eton only four years , " in the last of which , " according to his own statement , in an account which he has given us of his early life , " he forgot ...
... seems to have led him to the study of things , rather than of words . He remained at Eton only four years , " in the last of which , " according to his own statement , in an account which he has given us of his early life , " he forgot ...
Página 5
... seems to have thought that his education had been long enough under the direction of others , and he resolved , therefore , for the future to be his own instructor . Accordingly , his father being dead , he retired to an estate which ...
... seems to have thought that his education had been long enough under the direction of others , and he resolved , therefore , for the future to be his own instructor . Accordingly , his father being dead , he retired to an estate which ...
Página 8
... seems , in the house of an apothe- cary , whose store of drugs was found convenient for their experiments . On Dr. Petty going to Ireland , they next met , the narrative proceeds , " ( though not so constantly ) at the lodgings of Dr ...
... seems , in the house of an apothe- cary , whose store of drugs was found convenient for their experiments . On Dr. Petty going to Ireland , they next met , the narrative proceeds , " ( though not so constantly ) at the lodgings of Dr ...
Página 14
... seems to be the almost indefinite expansibility of the air . He at last actually dilated a portion of air to such a degree that it filled , he calculated , 13,679 times its natural space , or that which it occupied as part of the common ...
... seems to be the almost indefinite expansibility of the air . He at last actually dilated a portion of air to such a degree that it filled , he calculated , 13,679 times its natural space , or that which it occupied as part of the common ...
Página 22
... seems to intimate , he made use of a cannon for his boiler , the experiment was probably upon a considerable scale . It is with some justice , therefore , that not- withstanding the earlier announcements in the work of the French ...
... seems to intimate , he made use of a cannon for his boiler , the experiment was probably upon a considerable scale . It is with some justice , therefore , that not- withstanding the earlier announcements in the work of the French ...
Términos y frases comunes
afterwards air-pump appears applied atmosphere attention Bessemer Bessemer process Black Callerton Boulton Boyle called canal carriage chemistry chloroform coals colliery condensation considerable constructed contrivance Crompton cylinder Darlington Davy Davy's discoveries draw early Edinburgh Edward Pease effect employed engine England Ericsson expansive force experiments father Flamstead friends genius George Stephenson heat Henry Cort honour horses improvements ingenious instruments invention inventor iron James Watt JOHN ERICSSON Killingworth labour locomotive London machine machinery manufacture means mechanical ment metal method miles an-hour mind never Newcastle obtained opening Papin Parliament patent perfect philosopher piston principles produced Professor properties proposed quantity rails railway received remarked road ROBERT BOYLE Royal Society Samuel Crompton Samuel Morland says scientific Scotland Simpson soon speed steam steam-engine success tion vacuum vessel waggons West Moor wheel whole writings Wylam young
Pasajes populares
Página 8 - New Experiments Physico-mechanical, touching the spring of the air, and its effects ; (made for the most part in a new pneumatical engine) written .... by the honourable Robert Boyle, Esq* experiment xxxvi.
Página 21 - An admirable and most forcible way to drive up water by fire, not by drawing or sucking it upwards, for that must be as the philosopher calleth it, infra spheeram activitatis, which is but at such a distance. But this way hath no bounder, if the vessels be strong enough ; for I have taken a piece of a whole cannon, whereof the end was burst, and filled it three...
Página 116 - ... there's a divinity that shapes our ends, rough hew them how we will.
Página 99 - Suppose, now, one of these engines to be going along a railroad at the rate of nine or ten miles an hour, and that a cow were to stray upon the line and get in the way of the engine ; would not that, think you, be a very awkward circumstance ? "
Página 75 - The manner of the carriage is by laying rails of timber from the colliery...
Página 107 - I said to my friends that there was no limit to the speed of such an engine, provided the works could be made to stand.
Página 42 - ... consumes none while idle ; it never tires, and wants no sleep ; it is not subject to malady when originally well made, and only refuses to work when worn out with age ; it is equally active in all climates, and will do work of any kind ; it is a water-pumper, a miner, a sailor, a cotton-spinner, a weaver, a blacksmith, a miller, &c., &c.
Página 48 - ... skilled in chemistry and the arts, and in most of the branches of physical science, might, perhaps, have been conjectured ; but it could not have been inferred from his usual occupations, and, probably, is not generally known, that he was curiously learned in many branches of antiquity, metaphysics, medicine, and etymology, and perfectly at home in all the details of architecture, music, and law.
Página 108 - I was in education, and made up my mind that he should not labour under the same defect, but that I would put him to a good school, and give him a liberal training. I was, however, a poor man ; and how do you think I managed ? I betook myself to mending my neighbours...
Página 78 - Ravensworth and partners were the first to entrust me with money to make a locomotive engine. That engine was made thirtytwo years ago; and we called it ' My Lord." I said to my friends, there was no limit to the speed of such an engine, if the works could be made to stand it.