A Treatise on Mathematical Instruments: Their Construction, Adjustment, Testing, and Use Concisely Explained |
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accuracy achromatic adjustment altitude axis azimuth beam compasses bisected breadth bubble called chain chromatic dispersion clamp cloth boards coincide compasses construction correct cross wires described distinct vision divided drawing edge Edition ENGINEERING equal error extent will reach eye-piece feet figure fixed focal length given number graduated half HENRY LAW horizontal Illustrated inches instru instrument intersection latitude lens lenses limb line of collimation line of numbers line of sines logarithmic means measured ment meridian microscope object object-glass observed paper parallax pass perpendicular placed plane position primary divisions prism protractor quarter girt radius RALPH TATE rays reading reflector refracting refracting telescopes represent right angles right ascension round screw secants sextant side slider sliding speculum spherical aberration spirit level square station subdivisions survey tangents telescope theodolite tion transverse distance triangle tube turning vernier scale vertical circle Woodcuts zero
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Page 1 - Containing Outlines of the History of Iron Manufacture, Methods of Assay, and Analyses of Iron Ores, Processes of Manufacture of Iron and Steel, &c.
Page 6 - WILLIAM DOUGLAS HAMILTON, FSA, of Her Majesty's Public Record> Office, 4th Edition, revised. 5s. ; cloth boards, 6s. 5. Greece, Outlines of the History of; in connection with the Rise of the Arts and Civilization in Europe. By W. DOUGLAS HAMILTON...
Page 1 - Woodcuts. 2s. 6d.t 172. MINING TOOLS, Manual of. For the Use of Mine Managers, Agents, Students, &c. Comprising Observations on the Materials from, and Processes by, which they are manufactured ; their Special Uses, Applications, Qualities, and Efficiency. By WILLIAM MORGANS, Lecturer on Mining at the Bristol School of Mines. 2s. 6d.$ 172*.
Page 2 - Every portion of the volume appears to have been prepared with much care, and as an outline is given of every known coal-field in this and other countries, as well as of the two principal methods of working...
Page 1 - By RALPH TATE, ALS, &c. Numerous Woodcuts. 2s. 174. HISTORICAL GEOLOGY, partly based on Major-General PORTLOCK'S "Rudiments." By RALPH TATE, ALS, &c. Woodcuts. 2s. 6d. 173 RUDIMENTARY TREATISE ON GEOLOGY, Physical and & Historical. Partly based on Major-General PORTLOCK'S '
Page 11 - Illustrated with 50 Double Plates, i Single Plate, Coloured Frontispiece, and upwards of 250 Woodcuts, and containing 400 pages of Text, elegantly and substantially half-bound in morocco.
Page 179 - ARCHITECTURE— STYLES— The History and Description of the Styles of Architecture of Various Countries, from the Earliest to the Present Period. By T. TALBOT BURY, FRIBA, &c.
Page 4 - SPHERICAL TRIGONOMETRY, the Elements of. By JAMES HANN. Revised by CHARLES H. DOWLING, CE is. %* Or with " The Elements of Plane Trigonometry
Page 180 - Illustrated. is. 6d. 116. THE ACOUSTICS OF PUBLIC BUILDINGS; or, The Principles of the Science of Sound applied to the purposes of the Architect and Builder.
Page 184 - SHIPS' ANCHORS, a Treatise on. By GEORGE COTSELL, NA Illustrated. is. 6d. 149. SAILS AND SAIL-MAKING, an Elementary Treatise on. With Draughting, and the Centre of Effort of the Sails. Also, Weights and Sizes of Ropes ; Masting, Rigging, and Sails of Steam Vessels, &c., &c.