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Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, Vol. 11: And American Repertory of Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and of American and Other Patented InventionsComparative Summary of the Operations of the Main Stem of the Baltimore and Ohio rail-road, - during Ten Years, - from 1836 to 1845, inclusive.About the PublisherForgotten Books publishes hundreds of thousands o...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, Vol. 8: Devoted to the Mechanic Arts, Manufactures, General Science, and the Recording of American and Other Patented InventionsThe general structure of this block is like those commonly used, having fixed lips or catches on one edge, and moveable, or sliding catches on the other. The two sliding catches are forced up against the edge of the plate simultaneously by tu...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania and American Repertory of Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and of American and Other Patented Inventions, 1845, Vol. 9The wheel the breast, and the gates, are of wood, which was adopted for the sake of economy, and executed with all the care and precision desirable. The planes of the buckets are in the direction of the radi...

Excerpt from Journal of Franklin Institute of the State of Pennsylvania and Mechanics' Register, Vol. 25: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patented InventionsI hope the reader will appreciate the motives which have determined me not to follow strictly a chronological order in every part of this article. I have concluded that there would be greater ...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, Vol. 7: Devoted to the Mechanic Arts, Manufactures, General Science and the Recording of American and Other Patented InventionsWe think it unnecessary to describe this machine, as it wears the uniform of the regiment to which it belongs, and if there is any dif ference in its accoutrements, these are not specified in its commis sion. The whole machine, with its cylind...

Excerpt from Journal of the Franklin Institute, Vol. 14: Of the State of Pennsylvania, and American Repertory of Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and of American and Other Patented InventionsThe two semi-annual dividends were, for the first half year, $150, and the last $250, making $4 on each share, and equivalent to 5§ per cent. On par value of stock, and leaving, as exhibited, applicable to impr...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, 1832, Vol. 9: Devoted to the Mechanic Arts, Manufactures, General Science, and the Recording of American and Other Patented InventionsHowever this may be, I have one remark to make which will be useful to those whose houses smoke in windy weather, or whose fur naces draw worse in windy weather than in calm.About the PublisherForgotten Books publishes hundreds of thous...

Excerpt from The Franklin Journal, and American Mechanics' Magazine, Vol. 2: Devoted to the Useful Arts, Internal Improvements, and General Science, July December, 1826On the Indian methods of working Iron and Steel, for the Damascus Gun-barrels and Sword-blades. By Capt. Michael edward bag nold, of Bombay.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book ...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania and Mechanics' Register, Vol. 21: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patented InventionsSuch is the mode proposed by Mr. Vicat for making factitious puzzalona, and he teaches us nothing new, for he does not tell us what is the particu lar condition in which the silex and alum...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, Vol. 7: And American Repertory of Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and of American and Other Patented InventionsThere are other extraordinary expenses, and certain contingencies which go far to swell the annual charges on every line - without any exception in behalf of the most favorably situated, or of those which are mos...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, Vol. 6: And American Repertory of Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and of American and Other Patented InventionsBut Vauban is still more explicit in the instructions with which he accompanied his general profile, wherein he says: This profile is accommodated to various heights of walls, is proportioned with ref erence to t...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania and Mechanics' Register, Vol. 26: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patented InventionsThomas Garvie has engaged to be his overseer for the weaving depart ment, and left the shawl factory to his brother James and Son, who are doing well.Mr. Prichard from Edinburgh, now engin...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, Vol. 3: And American Repertory of Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and of American and Other Patented InventionsHaving during a long stay become possessed of detailed informa tion concerning all the railroads now in operation and in progress in Austria, I am enabled to commence the present communication with a full descrip...

Excerpt from The Franklin Journal, and American Mechanics' Magazine, Vol. 6: Devoted to the Useful Arts, Internal Improvements, General Science, and the American and Other Patented Inventors Under the Patronage of the Franklin Institute of the State of PennsylvanniaThe stones should be set, in the first instance, with great care, for if they are too near, the rice will be broken, and if too far apart, the, paddy will get through without being ...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, 1835, Vol. 16: Devoted to the Mechanic Arts, Manufactures, General Science, and the Recording of American and Other Patented InventionsThe story which this cut is intended to illustrate, is too well known to our readers to need a description of the action of the piece, with the merit of the composition of which we have, besides, at present, no concern. Our object is t...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania and Mechanics' Register, 1838, Vol. 21: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patented InventionsMr. Chaptal published in 1787 a memoir on the use of the ochreous earths of the south of France. These earths were calcined in a kiln like those used in some countries for burning li...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, and Mechanics' Register, 1836, Vol. 17: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patented InventionsThe gauge tube was next introduced into the cistern, the level of which corresponding to the zero of the brass scale was then arranged, and the point of the scale at which the mercu...

Excerpt from Journal of the Franklin Institute of the State of Pennsylvania, and Mechanics' Register, 1836, Vol. 17: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patented InventionsThe gauge tube was next introduced into the cistern, the level of which corresponding to the zero of the brass scale was then arranged, and the point of the scale at which the mercu...

Excerpt from New Conversations on Chemistry: Adapted to the Present State of That Science, Wherein Its Elements Are Clearly and Familiarly Explained, With One Hundred and Eighteen Engravings Illustrative of the Subject, Appropriate Questions, A List of Experiments, and a Glossary, On the FoundationsJim B. But you forget that cold is only a negative quality, we do not suppose that any thing more is requisite to cause a body to become cold, than...

Excerpt from Journal of the Franklin Institute, of the State of Pennsylvania, and American Repertory of Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and of American and Other Patented Inventions, 1847, Vol. 43: Third Series, Vol. XIIIClaim. Having thus explained my invention, I shall claim the plate as combined with the sliding frame for the purpose of receiving the cap plate of any mould of various moulds, as...