Journal of the Franklin Institute, Volume 37; Volume 67

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Pergamon Press, 1859 - Electronic journals
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Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-59. Cf. Index to v. 1-120 of the Journal, p. [415]

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Page 360 - Method of Calculating the Cubic Contents of Excavations and Embankments by the Aid of Diagrams 8vo, 2 00 Webb's Economics of Railroad Construction Large 12mo, 2 50 Railroad Construction 16mo, mor.
Page 277 - ... fluid state. The degree of hardness of the steel is thus capable of being regulated by the size of the granules and by the quantity of oxides used. The chemical change which takes place in the crucible is as follows : Each granule being surrounded by the...
Page 454 - RAILWAY MACHINERY ; A Treatise on the Mechanical Engineering of Railways; embracing the Principles and Construction of Rolling and Fixed Plant, in all departments. Illustrated by a Series of Plates on a large scale, and by numerous Engravings on Wood. By 1). K. CLARK, Engineer. 2 vols. half-morocco, folio. .$24. '• This work contains the best published information extant upon locomotives.
Page 360 - RAILWAY MACHINERY: A TREATISE ON THE MECHANICAL ENGINEERING OF RAILWAYS; Embracing the Principles and Construction of Rolling and Fixed Plant, in all departments.
Page 194 - ... and the fixed pallets are always touching, and thus allow of no detachment or loose shake; the holes of the axes are jewelled; the moving parts are most carefully balanced, a consequence of which is that agitation of the whole does not disturb the parts, and the telegraph works just as well when it is twisted about in the hands, or placed on board a ship or in a railway carriage, as when fixed immovably.
Page 72 - ... and scientific men of our own Country; and in it will be found the official accounts of many important experimental researches, conducted under authority of the Institute or other public bodies. A liberal compensation is offered by the Committee for all original articles within its scope; and manufacturing firms...
Page 236 - That vessel in which the powers of steam are to be employed to work the engine, which is called the cylinder...
Page 355 - That sensations are transmitted to the brain at a rapidity of about 180 feet per second, or at one-fifth the rate of sound; and this is nearly the same in all individuals. (2.) The brain requires one-tenth of a second to transmit its orders to the nerves which preside over voluntary motion ; but this amount varies much in different individuals, and in the same individual at different times, according to the disposition or the condition at the time, and is more regular, the more sustained the attention....
Page 85 - This formula is submitted at present temporarily, as being accurate enough for use for ordinary practical purposes, for the measurement of water by notches similar to the one experimented on, and for quantities of water limited to nearly the same range as those in the experiments ; but as being, of course, subject to amendment by more perfect experiments extending through a wider range of quantities of water.
Page 216 - Steam apparatus of the most approved plans, for Factories, Public Buildings, Hotels, Private Dwellings, Green Houses, &c.; constructed and adapted to the buildings to be warmed. Hot Water Apparatus; TaSker'S Patent Self-Regulating Hot Water Apparatus, for Private Dwellings, School Houses, Hospitals, Green Houses, <fcc.

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