Bulletin of the United States National MuseumSmithsonian Institution Press, 1963 |
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19th century al-Zahrawi American apparatus applied arc light armature barometer battery beam Bell Bissell boat boilers Boulton and Watt British patent built Bunsen cells cable caloric engine candles Captain Ericsson carbon cell circuit coil crank cylinder Daniell cell deck device dynamo Eiffel Electric Telegraph electrodes electromagnet elevator feet Figure Fitz footnote Franklin Institute Gramme Gramme dynamo Grove cell Gustave Eiffel Haven sharpie heat Henry HISTORY AND TECHNOLOGY Holcomb inches instrument invention inventors Journal of Science kinematics later lighthouse locomotive London Lumière électrique machine magnets mechanical mirror Morse motion MUSEUM OF HISTORY National Museum needle observatory operation Otis paper Paris Peate piston plank plate practical produced reported Reuleaux sail Savannah shaft sharpie ship Siemens Smithsonian Institution Smithsonian photo speed steam engine telegraph telephone telescope tion Tower transmitter truck U.S. patent United States National USNM Watt wheel wire York
Popular passages
Page 199 - Glasgow, who nursed it as if it had been his own child, and when a motion was made to relieve him of it, replied, "No! I have not had nearly enough of it — it is the most beautiful thing I have ever seen in my life.
Page 174 - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
Page 183 - I presumed that your engine would require money, very accurate workmanship and extensive correspondence to make it turn out to the best advantage and that the best means of keeping up the reputation and doing the invention justice would be to keep the executive part out of the hands of the multitude of empirical engineers, who from ignorance, want of experience and want of necessary convenience, would be very liable to produce bad and inaccurate workmanship; all of which deficiencies would affect...
Page 187 - ... which I look upon as a capital saving ; and it will answer for double engines as well as for single ones. I have only tried it in a slight model yet, so cannot build upon it, though I think it a very probable thing to succeed, and one of the most ingenious simple pieces of mechanism I have contrived, but I beg nothing may be said on it till I specify.
Page 370 - On the Conversion of Dynamical into Electrical Force without the aid of Permanent Magnetism," by CW Siemens, FRS The author says, " An experiment has been suggested to me by my brother, Dr.
Page 211 - Mill and other Gearing, Presses, Horology, and Miscellaneous Machinery ; and including many movements never before published, and several of which have only recently come into use.
Page 187 - I have started a new hare. I have got a glimpse of a method of causing a piston rod to move up and down perpendicularly, by only fixing it to a piece of iron upon the beam, without chains, or perpendicular guides, or untowardly frictions, arch-heads, or other pieces of clumsiness...
Page 174 - ... for viewing faint objects near the moon, or satellites near their primaries, the committee are of opinion may be removed by enlarging the aperture of the Herschelian reflector to five or five and a half inches. The simplicity of the method of preparing and mounting Mr. Holcomb's...
Page 54 - ... engine, the caloric is constantly wasted by being passed into the condenser, or by being carried off into the atmosphere. In the improved engine, the caloric is employed over and over again, enabling me to dispense with the employment of combustibles, excepting for the purpose of...