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angle annexed fig antimony attraction axis azimuth bismuth bodies brass Brook Taylor centre circle cloth coil compass copper Coulomb curves cylinder declination deflection degree determined deviation diameter dipping needle direction disturbance earth east Edition electrical currents electricity electro-magnetic employed Engineer experiment extremity fixed galvanometer given hence horizontal needle inches in length inclination induction instrument intensity isoclinal lines lines of force lodestone magnetic action magnetic bar magnetic condition magnetic force magnetic meridian magnetic needle magnetic poles magnetometer mass means metal method motion moveable netic north pole obliquity observatories observed obtain opposite poles oscillation particles phenomena placed plane plate polarity position quantity Ralph Tate ratio represented repulsive Royal ship similar soft iron south pole square steel substance suppose surface suspended termed terrestrial magnetic tion variation vertical vibrations voltaic whilst wire
Сторінка 3 - AN OUTLINE OF THE METHOD OF CONDUCTING A TRIGONOMETRICAL SURVEY. For the Formation of Geographical and Topographical Maps and Plans, Military Reconnaissance, LEVELLING, &c., with Useful Problems, Formulae, and Tables.
Сторінка 1 - Mr. Humber's stately volumes, lately issued — in which the most important bridges erected during the last five years, under the direction of the late Mr. Brunei, Sir W. Cubitt, Mr. Hawkshaw, Mr. Page, Mr. Fowler, Mr. Hemans, and others among our most eminent engineers, are drawn and specified in great detail.
Сторінка 4 - Levelling. A TREATISE on the PRINCIPLES and PRACTICE of LEVELLING ; showing its Application to Purposes of Railway and Civil Engineering, in the Construction of Roads ; with Mr. TELFORD'S Rules for the same. By FREDERICK W. SIMMS, FGS, M. Inst. CE Sixth Edition, very carefully revised, with the addition of Mr.
Сторінка 1 - A Practical Treatise on Mechanical Engineering: Comprising Metallurgy, Moulding, Casting, Forging, Tools, Workshop Machinery, Mechanical Manipulation, Manufacture of SteamEngines, etc.
Сторінка 11 - Villa Architecture. A HANDY BOOK of VILLA ARCHITECTURE ; being a Series of Designs for Villa Residences in various Styles. With Detailed Specifications and Estimates. By C. WlCKES, Architect, Author of " The Spires and Towers of the Mediaeval Churches of England,
Сторінка 5 - Each table is printed on a small card, which, being placed on the theodolite, leaves the hands free to manipulate the instrument— no small advantage as regards the rapidity of work.
Сторінка 3 - A work whose monumental excellence must commend It wherever skilful carpentry is concerned. The author's principles are rather confirmed than impaired by time. The additional plates are of great intrinsic value.