Rudimentary Treatise on Agricultural Engineering, Volumen1

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Página 148 - To which are added, Directions for Great Circle Sailing; an Essay on the Law of Storms and Variable Winds ; and Explanations of Terms used in Ship-building.
Página 5 - DICTIONARIES has long been felt by the younger students in schools, and by the classical scholar who requires a book that may be carried in the pocket ; and it is believed that the present is the first attempt which has been made to offer a complete Lexicon of the Greek Language in so small a compass. In the volumes on ENGLAND, GREECE and ROME, it is intended to treat of History as a Science, and to present in a connected view an analysis of the large and expensive works of the most highly valued...
Página 7 - Practical Mathematics. MATHEMATICS for PRACTICAL MEN ; being a Commonplace Book of Pure and Mixed Mathematics. Designed chiefly for the Use of Civil Engineers, Architects, and Surveyors. Part I. PURE MATHEMATICS — comprising Arithmetic, Algebra, Geometry, Mensuration, Trigonometry, Conic Sections, Properties of Curves. Part II. MIXED MATHEMATICS — comprising Mechanics in general, Statics, Dynamics, Hydrostatics, Hydrodynamics, Pneumatics...
Página 1 - Nay, take my life and all; pardon not that. You take my house, when you do take the prop That doth sustain my house ; you take my life, When you do take the means whereby I live.
Página 135 - When passing through the machine, or in the process of drying, any number may be readily splayed at the ends for gables, or marked for closures, and broken off as required in use ; or they may be perforated for the purpose of ventilation. If nicked with a sharp-pointed hammer, they will break off at any desired line ; and the angles may be taken off with a trowel as readily as those of a common brick.
Página 136 - ... are better burned than ordinary bricks, even when waste heat, or that in the upper part of the kiln only, is used. The saving in brickwork effected by the use of the patent bricks, when made at a fair price, will be from twenty-five to thirty per cent, on their cost, with a reduction of twenty-five per cent, on the quantity of mortar, and a similar saving on the labor, when done by accustomed workmen. The process of drying is much more rapid than in common brickwork, and the smoothness of the...
Página 5 - English constitution, and of those events which have more especially tended to promote our commercial prosperity and political freedom, it is impossible that a correct judgment can be formed by the mass of the people of the measures best calculated to increase the...
Página 5 - Works on scientific subjects have been received induces the Publisher to commence a New Series, somewhat different in character, but which, it is hoped, may be found equally serviceable. The DICTIONARIES of the MODERN LANGUAGES are arranged for facility of reference, so that the English traveller on the Continent and the Foreigner in England may find in them an easy means of communication, although possessing but a slight acquaintance with the respective languages. They will also be found of essential...
Página 136 - ... their cost, with a reduction of twenty-five per cent., on the quantity of mortar, and a similar saving on the labor, when done by accustomed workmen. The process of drying is much more rapid than in common brickwork, and the smoothness of the internal surface of walls built with the patent bonded brick renders plastering, in many instances, quite unnecessary, whereby a further saving is effected not only in the first cost, but also in the subsequent maintenance. If glazed on the outer face, as...
Página 147 - ... ELECTRICITY; showing the General Principles of Electrical Science, and the purposes to which it has been applied. By Sir W. SNOW HARRIS, FRS, &c. With Additions by R. SABINE, CE, FSA is. 6d. 7*.

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