The complete works ... of ... Benjamin Franklin, 1. köide |
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Page 198
... metal on its top , to keep in the fire . In a circle on the table which supports the wheel , are fixed twelve small pillars of glass , at about four inches distance , with a thimble on the top of each . On the edge of the wheel is a ...
... metal on its top , to keep in the fire . In a circle on the table which supports the wheel , are fixed twelve small pillars of glass , at about four inches distance , with a thimble on the top of each . On the edge of the wheel is a ...
Page 215
... Metals are often melted by lightning , though perhaps not from heat in the lightning , nor altogether from agitated fire in the metals . - For as whatever body can insinuate itself between the particles of metal , and overcome the ...
... Metals are often melted by lightning , though perhaps not from heat in the lightning , nor altogether from agitated fire in the metals . - For as whatever body can insinuate itself between the particles of metal , and overcome the ...
Page 230
... metal appeared to have been not only melted , but even vitri- fied , or otherwise so driven into the pores of the glass , as to be protected by it from the action of the strong- est aqua fortis , or aqua regia , I send you enclosed two ...
... metal appeared to have been not only melted , but even vitri- fied , or otherwise so driven into the pores of the glass , as to be protected by it from the action of the strong- est aqua fortis , or aqua regia , I send you enclosed two ...
Page 234
... metal bottle so attempted to be charged would be ? Indeed , if there be the least crack , the minutest solution of continuity in the glass , though it remains so tight that nothing else we know of will pass , yet the extremely subtile ...
... metal bottle so attempted to be charged would be ? Indeed , if there be the least crack , the minutest solution of continuity in the glass , though it remains so tight that nothing else we know of will pass , yet the extremely subtile ...
Page 236
... metal . We cannot lessen or increase its whole quantity , for the quantity it has it holds ; and it has as much as it can hold . Its pores are filled with it as full as the mutual repel- lency of the particles will admit ; and what is ...
... metal . We cannot lessen or increase its whole quantity , for the quantity it has it holds ; and it has as much as it can hold . Its pores are filled with it as full as the mutual repel- lency of the particles will admit ; and what is ...
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Common terms and phrases
Abbé appear attracted bells body Boston bottle charged phial clouds coating cold fusion Collinson common matter conduct contained continued cork balls cork-ball cushion discharged distance draw earth effect elec electric atmosphere electric fluid electric matter electrical fire electrified electrised electrometer equal excited glass experiments father finger flash floor Florence flask force Franklin friends give glass globe glass tube governor hand heat hook iron jars Keimer Kinnersley letter Leyden lightning London magnetic manner melted ment metal natural quantity needle negative non-electric observed paper particles pass person PETER COLLINSON Philadelphia piece plate pointed rod positive pounds sterling power of points present prime conductor quantity of electricity receive remained repelled repulsion round rubbed shew shock side silk soon spark standing on wax stroke suppose surface suspended thing threads tion tricity vapour wire
Popular passages
Page 153 - THE BODY OF BENJAMIN FRANKLIN, Printer, {like the cover of an old book, its contents torn out, and stript of its lettering and gilding) lies here food for worms ; yet the work itself shall not be lost, for it will (as he believed) appear once more in a new and more beautiful edition, corrected and amended by THE AUTHOR.
Page 226 - To determine the question whether the clouds that contain lightning are electrified or not, I would propose an experiment to be tried where it may be done conveniently.
Page 158 - Boston, shall be managed under the direction of the selectmen, united with the ministers of the oldest Episcopalian, Congregational, and Presbyterian churches in that town, who are to let out the same upon interest at five per cent, per annum to such young married artificers, under the age of twentyfive years, as have served an apprenticeship in the said town, and faithfully fulfilled the duties required in their indentures, so as to obtain a good moral character from at least two respectable citizens)...
Page 157 - I have considered, that, among artisans, good apprentices are most likely to make good citizens, and, having myself been bred to a manual art, printing, in my native town, and afterwards assisted to set up my business in Philadelphia by kind loans of money from two friends there, which was the foundation of my fortune, and of all the utility in life that may be ascribed to me, I wish to be useful even after my death, if possible, in forming and advancing other young men, that may be serviceable to...
Page 174 - To electrize plus or minus, no more needs to be known than this, that the parts of the tube or sphere that are rubbed, do, in the instant of the friction, attract the electrical fire, and therefore take it from the thing rubbing; the same parts immediately, as the friction upon them ceases, are disposed to give the fire they have received to any body that has less.
Page 162 - My fine crabtree walking-stick, with a gold head curiously wrought in the form of the cap of liberty, I give to my friend, and the friend of mankind, General Washington. If it were a sceptre, he has merited it and would become it.
Page 19 - ... 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. Therefore I took some of the tales in the Spectator...
Page 305 - I find a frank acknowledgment of one's ignorance is, not only the easiest way to get rid of a difficulty, but the likeliest way to obtain information, and therefore I practise it; I think it an honest policy.
Page 266 - ... it may be agreeable to the curious to be informed that the same experiment has succeeded in Philadelphia, though made in a different and more easy manner, which is as follows...
Page 26 - Some proposed to evade the order by changing the name of the paper; but my brother, seeing inconveniences in that, it was finally concluded on as a better way, to let it be printed for the future under the name of BENJAMIN FRANKLIN...