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achromatic adjustment angular aperture aperture arrangement attached axis binocular parallax camera centre chromatic aberration chromatic dispersion circular cloth boards colours concave condensing consequently construction convex convex lens crystal diameter diaphragm direction disc distance distant object distinct vision Ditto ditto divergent draw-tube edge Edition Engineer enlarged equal eye-glass eye-lens eye-piece field of view fixed focal length focus ground glass horizontal illumination inches inclination instrument inverted lantern lens magnifying power magnitude micrometer milled head mirror motion mounted negative Newtonian telescope object-glass object-piece object-speculum oblique opaque objects optical Outfall Sewer paper parallax parallel passing pencils of light photographed picture piece placed plane reflector plano-convex lens plate portion position Practical prism produced rack and pinion Railway Ralph Tate reflected refracting refracting telescopes right angles scale screen screw side silver slides speculum spherical aberration stage stand stereoscopic surface telescope Theodolite tion Treatise tube Woodcuts
Сторінка 5 - 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 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. WICKES, Architect, Author of " The Spires and Towers of the Mediaeval Churches of England,
Сторінка 13 - A Practical Treatise on Mechanical Engineering: Comprising Metallurgy, Moulding, Casting, Forging, Tools, Workshop Machinery, Mechanical Manipulation, Manufacture of SteamEngines, etc.
Сторінка 7 - 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 26 - A neat and concise book of reference, containing an admirable and clearly-arranged list of prices for inventories, and a very practical guide to determine the value of furniture, &c.
Сторінка 9 - Mining Journal. Earthwork, Measurement and Calculation of. A MANUAL on EARTHWORK. By ALEX. JS GRAHAM, CE, Resident Engineer, Forest of Dean Central Railway. With numerous Diagrams. i8mo, 2s. 6d. cloth. " As a really handy book for reference, we know of no work equal to it ; and the railway engineers and others employed in the measurement and calculation of earthwork will find a great amount of practical information very admirably arranged, and available for general or rough estimates, as well as...
Сторінка 20 - A complete encyclopaedia of the materia tinctoria. The information given respecting each article is full and precise, and the methods of determining the value of articles such as these, so liable to sophistication, are given with clearness, and are practical as well as valuable."— Chemist and Druggist.
Сторінка 5 - A TREATISE ON THE METALLURGY OF IRON : containing Outlines of the History of Iron Manufacture, Methods of Assay, and Analyses of Iron Ores, Processes of Manufacture of Iron and Steel, &c. By H. BAUERMAN, FGS, Associate of the Royal School of Mines.
Сторінка 12 - Drawing for Engineers, &c. THE WORKMAN'S MANUAL OF ENGINEERING DRAWING. By JOHN MAXTON, Instructor in Engineering Drawing, Royal Naval College, Greenwich, formerly of RSNA, South Kensington. Third Edition, carefully revised. With upwards of 300 Plates and Diagrams. I2mo, cloth, strongly bound, 4^. " A copy of it should be kept for reference in every drawing office.