The Repertory of arts and manufactures [afterw.] arts, manufactures and agriculture

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Página 129 - Now Know Ye, that in compliance with the said proviso, I, the said Adolphe Nicole, do hereby declare that the nature of my said Invention, and the manner in which the same is to be performed, are...
Página 167 - ... not perpendicular to the horizon, describes a parabola. These were the beginnings of the doctrine of the motion of heavy bodies, which has been since carried to so great a height by sir Isaac Newton.
Página 72 - Patent] upon the Condition (amongst others) that I the said , by an Instrument in Writing under my Hand and Seal, should particularly describe and ascertain the Nature of the said Invention, and in what Manner the same was to be performed, and cause the same to be filed in within Calendar Months next and immediately after the Date of the said Letters Patent: Now know ye, that I the said do hereby declare the Nature of my said Invention, and in what Manner the same is to be performed...
Página 18 - Now know ye, that in compliance with the said proviso, I, the said John Watson, do hereby declare that the nature of my said Invention, and the manner in which the same...
Página 36 - Trans. 1806, p. 15. are considering the sources of extended exertion or of accumulated energy, whether we compare the accumulated forces themselves by their gradual or by their sudden effects, the idea of mechanic force in practice is always the same, and is proportional to the space through which any moving force is exerted or overcome, or to the square of the velocity of a body in which such force is accumulated.
Página 361 - I have been employed for the last five years in forming a very extensive plantation of larch, on mountains similar to what I have described. The plantation embraces a tract of nearly eighteen hundred Scotch acres, nearly...
Página 231 - To follow the mathematical axiom, that a straight line is the shortest that can be drawn between two points, will not succeed in making the most commodious roads; hills must be avoided, towns must be resorted to, and the sudden bends of rivers must be shunned...
Página 193 - Now, know ye, that, in compliance with the said proviso, I, the said David Stead, do hereby declare that the nature of the said invention, and the manner in which the same is to be performed...
Página 36 - The former conception of a quantity dependent on the continuance of a given vis matrix for a certain time may have its use, when correctly applied, in certain philosophical considerations; but the latter idea of a quantity resulting from the same force exerted through a determinate space is of greater practical utility, as it occurs daily in the usual occupations of men...
Página 195 - ... colour, some other acid or metallic oxide, or calx, which has a greater affinity or attraction for the alkaline salt or earth with which the oxymuriatic acid is mixed or combined, than that acid itself possesses : and if any one of the stronger or more powerful acids be employed, which is either of a corrosive nature, and cannot be safely used, or of a volatile nature, and cannot be used conveniently, such acid must be combined with alkalies, earths, metals...

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