The Civil Engineer and Architect's Journal, Volume 21

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William Laxton
William Laxton, 1858
 

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Página 16 - The Carpenters' and Joiners' Assistant: being a Comprehensive Treatise on the Selection, Preparation and Strength of Materials, and the Mechanical Principles of Framing, with their application in Carpentry, Joinery and Hand-railing; also, a Complete Treatise on Sines; and an Illustrated Glossary of Terms used in Architecture and Building.
Página 180 - ... strongly expressing the hope, fear, astonishment, stupefaction, or despair, inspired by the presence of the Lord and Judge of the world in that awful moment. In speaking of the execution of such a work, due regard must be paid to the circumstances under which it was produced, in comparison with those of our own times. There were neither prints nor printed books to assist the artist ; the sculptor could not be instructed in anatomy, for there were no anatomists.
Página 172 - Upon hard macadamized, and upon paved roads, the traction increases with the velocity : the increments of traction being directly proportional to the increments of velocity above the velocity 3-28 feet per second, or about 2£ miles per hour.
Página 20 - Study-Book of Mediaeval Architecture and Art ; being a series of Working Drawings of the Principal Monuments of the Middle Ages, whereof the Plans. Sections, Elevations, and Details, are drawn to Uniform Scales. By TH King, Esq.
Página 244 - ... locomotive engines have been running on the line since December 1853, and have given such satisfaction, that it would not be desirable to alter them, except in some minor details, and he thinks the system adopted on the Giovi better than that used on the Semmering. The Giovi Incline commences about 7| miles from Genoa, at a point, 295 feet above the level of the Mediterranean. It ascends thence, for about 6 miles, to an elevation of 1,184 feet, being an average gradient of 1 in 36.
Página 45 - ... of an inch, is an appreciable and important quantity ; and what is now required is a method which shall express systematically, and without confusion, a scale applicable to such minute differences and measurements ; it should be based on a uniform principle which will accustom the workman to speak of his measures as aggregates of very small differences ; and when a good workman becomes familiar with such sizes as l-1000th and l-10,000th of an inch, he will not rest satisfied until he can work...
Página 126 - ... (say two miles or more) in such a way as not to require a length much greater than that of the actual distance, as from the inclined direction of the yet sinking part of the cable, the successive portions payed out must, when they reached the bottom, arrange themselves in wavy folds ; since the actual length is greater than the entire horizontal distance.
Página 16 - A practical Treatise on Cast and Wrought Iron Bridges and Girders as applied to Railway Structures and to Buildings generally, with numerous examples drawn to a...
Página 70 - Kells, some of the ornaments of which I attempted to copy, but broke down in despair. Of this very book, Mr. Westwood examined the pages, as I did, for hours together, without ever detecting a false line or an irregular interlacement. In one space of about a quarter of an inch superficial, he counted, with a magnifying glass...
Página 237 - A TREATISE ON ROPE-MAKING : As practised in private and public Rope-yards, with a Description of the Manufacture, Rules, Tables of Weights, etc., adapted to the Trade ; Shipping, Mining, Railways, Builders, etc.

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