Journal of the Franklin Institute, Volume 9Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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Page 3
He also advises that the ceilings should be formed on the principles of a piano forte sounding board ; thus increasing and prolonging sound , and the reflection of each letter more decidedly than the copyists of Canon Mills .
He also advises that the ceilings should be formed on the principles of a piano forte sounding board ; thus increasing and prolonging sound , and the reflection of each letter more decidedly than the copyists of Canon Mills .
Page 4
... where the patrons have been rolling the incumbent from place to place , for a series of years , in a locomotive pulpit , with a drum canopy over it , thus increasing the evil wherever they go , instead of remedying it .
... where the patrons have been rolling the incumbent from place to place , for a series of years , in a locomotive pulpit , with a drum canopy over it , thus increasing the evil wherever they go , instead of remedying it .
Page 17
No fan was used upon the engine to increase the draft . It was detained at the depot sixty - seven minutes , during the latter filteen of which it was shifting cars , and preparing to start ; whether the fire doors were left open during ...
No fan was used upon the engine to increase the draft . It was detained at the depot sixty - seven minutes , during the latter filteen of which it was shifting cars , and preparing to start ; whether the fire doors were left open during ...
Page 24
The great increase of the head of steam would at length give him notice , although not until the water had sunk considerably in the boiler . If then he threw on the other pump , and this acted properly , he should have a sheet of water ...
The great increase of the head of steam would at length give him notice , although not until the water had sunk considerably in the boiler . If then he threw on the other pump , and this acted properly , he should have a sheet of water ...
Page 26
... but though the committee would be sorry to be the cause of increasing , in any degree , the expense of these now ... a trifling reduction of price in the scale , with the vastly increased risk of life to the engineer and firemen .
... but though the committee would be sorry to be the cause of increasing , in any degree , the expense of these now ... a trifling reduction of price in the scale , with the vastly increased risk of life to the engineer and firemen .
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Popular passages
Page 258 - Having now particularly described and ascertained the nature of my said invention and in what manner the same is to be performed, I declare that what I claim is (d).
Page 43 - Happy is the man that findeth wisdom, and the man that getteth understanding. For the merchandise of it is better than the merchandise of silver, and the gain thereof than fine gold.
Page 153 - Committee appointed to inquire into the merits of the atmospheric system of railway have examined the matters to them referred, and have agreed to the following Report. Your Committee have given their best attention to this interesting subject.
Page 105 - ... constructed and arranged substantially in the manner and for the purpose herein set forth.
Page 305 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Page 371 - I claim the manner in which the bricks are received, compressed, and delivered ; but what I do claim as my invention, and which I desire to secure by letters patent, is the...
Page 266 - 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 177 - ... with the solid portion of the coal. From the chemical changes which take place in the combination of the hydrogen with oxygen, the bulk of the products is found to be to the bulk of the atmospheric air required to furnish the oxygen, as 10 is to 11.
Page 99 - Having thus fully described my invention, what I claim therein as new, and desire to secure by letters patent, is...
Bibliographic information
| Title | Journal of the Franklin Institute, Volume 9 Volumes 282-287 of American periodical series, 1800-1850 |
| Contributor | Franklin Institute (Philadelphia, Pa.) |
| Publisher | Pergamon Press, 1845 |
| Original from | the University of Michigan |
| Digitized | 11 Sep 2007 |
| Export Citation | BiBTeX EndNote RefMan |