What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
afterward American apparatus aqua fortis Baltimore began Bell boat Boston bottle canal Charles Goodyear cloth Company cotton cotton-gin Cyrus Cyrus Hall McCormick Cyrus McCormick device devoted discovery dynamo early Edison Eli Whitney engine England exhibited experiments father feet fire fortune Franklin Franklin Stove friends Fulton gave George Westinghouse Georgia glass Goodyear heat honor hundred improvements india-rubber instrument invention inventor Jedediah Morse John Ericsson labor laboratory lamps Legislature letter machine machinery manufacture McCormick reaper means mechanical medal ment miles an hour Monitor Morse's obtained operation paper passed patent perfect periments Philadelphia Professor Morse railroad received remarked Robert Fulton rubber Rudolf Eickemeyer S. F. B. Morse sent sewing-machine soon steam steam-engine success tain telegraph telephone thousand tion took turned twenty ventor vessel vibrations Washington Whitney Whitney's wire wonderful York young
Page 10 - That, as we enjoy great advantages from the inventions of others, we should be glad of an opportunity to serve others by any invention of ours ; and this we should do freely and generously.
Page 29 - Philadelphia, though made in a different and more easy manner, which is as follows: Make a small cross of two light strips of cedar, the arms so long as to reach to the four corners of a large thin silk handkerchief when extended; tie the corners of the handkerchief to the extremities of the cross...
Page 24 - If any danger to the man should be apprehended (though I think there would be none), let him stand on the floor of his box, and now and then bring near to the rod the loop of a wire that has one end fastened to the leads, he holding it by a wax handle ; so the sparks, if the rod is electrified, will strike from the rod to the wire, and not affect him.
Page 38 - What signifies philosophy that does not apply to some use ? May we not learn from hence that black clothes are not so fit to wear in a hot, sunny climate or season as white ones...
Page 38 - In a few hours (I cannot now be exact as to the time) the black, being warmed most by the sun, was sunk so low as to be below the stroke of the sun's rays; the dark blue almost as low, the lighter blue not quite so much as the dark, the other colours less as they were lighter; and the quite white remained on the surface of the snow, not having entered it at all.
Page 23 - 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 208 - Austria conferred on him a similar honor in 1873; he was elected a corresponding member of the French Academy of Sciences, "as having done more for the cause of agriculture than any other living man.
Page 60 - The power of propelling boats by steam is now fully proved. The morning I left New York, there were not perhaps thirty persons in the city who believed that the boat would ever move one mile an hour, or be of the least utility ; and while we were putting off from the wharf, which was crowded with spectators, I heard a number of sarcastic remarks.
Page 97 - I had great difficulty in proving that the machine had been used in Georgia, although at the same moment there were three separate sets of this machinery in motion within fifty yards of the building in which the court sat, and all so near that the rattling of the wheels was distinctly heard on the steps of the court-house.
Page 131 - My first instrument was made up of an old picture or canvas frame fastened to a table, the wheels of an old wooden clock moved by a weight to carry the paper forward, three wooden drums upon one of which the paper was wound and passed over the other two, a wooden pendulum suspended to the top piece of the picture or stretching frame and vibrating across the paper as it...