Philipp Reis: Inventor of the Telephone: A Biographical Sketch, with Documentary Testimony, Translations of the Original Papers of the Inventor and Contemporary Publications |
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apparatus armature articulate Aschaffenburg auditory nerve auditory ossicles battery Bell's British Patent carbon centimetres closing the circuit cloth combination of tones condensation conductors constructed contact-pieces contact-points corresponding crown 8vo curve degree of contact described Edison edition elastic electric current electric resistance electro-magnet Engineers exhibited experiments fixed musical Frankfort Frankfort-on-the-Main Friedrichsdorf galvanic current Garnier Garnier's Institute Giessen given Herr Hochstift Horkheimer human ear human voice interruptions interruptor invention inventor iron knitting-needle Legat's Report lever magnet magnetising mechanical membrane memoir ment metal mitter motion needle opening and closing Philipp Reis phonautograph Physical Society plate platinum platinum strip practical principle produced Prof Professor Böttger rarefaction receiver Reis's instruments Reis's Telephone reproduced reproduction of tones resistance screw singing sound sound-waves speaking spiral spring station steel telegraph tion trans transmit speech transmitter tube tympanum undulations undulatory currents varying vibrations voice vowels wire words Yeates
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Page 11 - A Treatise on Ropemaking as practised in public and private Rope-yards, with a Description of the Manufacture, Rules, Tables of Weights, etc., adapted to the Trade, Shipping, Mining, Railways, Builders, etc. By R. CHAPMAN, formerly foreman to Messrs. Huddart and Co., Limehouse, and late Master Ropemaker to HM Dockyard, Deptford. Second edition, I2mo, cloth, 3^. Laxtons Builders and Contractors' Tables ; for the use of Engineers, Architects, Surveyors, Builders, Land Agents, and others.
Page 9 - With illustrations, 8vo, cloth, 3*. 6d. Practical Hydraulics ; a Series of Rules and Tables for the use of Engineers, etc., etc. By THOMAS Box. Fifth edition, numerous plates, post 8vo, cloth, 5*.
Page 11 - A Pocket-Book for Boiler Makers and Steam Users, comprising a variety of useful information for Employer and Workman, Government Inspectors, Board of Trade Surveyors, Engineers in charge of Works and Slips, Foremen of Manufactories, and the general Steamusing Public. By MAURICE JOHN SEXTON. Second edition, royal 32mo, roan, gilt edges, 5*.
Page 7 - ... in. thick, that it may be easily carried in the waistcoat pocket. " It is certainly an extremely rare thing for a reviewer to be called upon to notice a volume measuring but 23 in.
Page 11 - Screw Cutting Tables, for the use of Mechanical Engineers, showing the proper arrangement of Wheels for cutting the Threads of Screws of any required pitch, with a Table for making the Universal Gas-pipe Threads and Taps.
Page 3 - ... of Floors — Section IV. Construction of Roofs — Section V, Construction of Domes and Cupolas — Section VI. Construction of Partitions — Section VII. Scaffolds, Staging, and Gantries— Section VIII. Construction of Centres for Bridges — Section IX. Coffer-dams, Shoring, and Strutting— Section X. Wooden Bridges and Viaducts — Section XI. Joints, Straps, and other Fastenings — Section XII. Timber. Our Factories, Workshops, and Warehouses : their Sanitary and Fire-Resisting Arrangements....
Page 11 - Sanitary Engineering: a Guide to the Construction of Works of Sewerage and House Drainage, with Tables for facilitating the calculations of the Engineer. By BALDWIN LATHAM, CE, M. Inst. CE, FGS, FMS, Past-President of the Society of Engineers.
Page 5 - American Foundry Practice: Treating of Loam, Dry Sand, and Green Sand Moulding, and containing a Practical Treatise upon the Management of Cupolas, and the Melting of Iron. By TD WEST, Practical Iron Moulder and Foundry Foreman. Second edition, •with numerous illustrations, crown 8vo, cloth, IOJ.
Page 10 - The Draughtsman's Handbook of Plan and Map Drawing; including instructions for the preparation of Engineering, Architectural, and Mechanical Drawings. With numerous illustrations in the text, and 33 plates (15 printed in colours). By GG ANDRE, FGS, Assoc.
Page 12 - CONTENTS : Definitions of Words and Terms used in Watchwork — Tools — Time — Historical Summary — On Calculations of the Numbers for Wheels and Pinions ; their Proportional Sizes, Trains, etc. — Of Dial Wheels, or Motion Work — Length of Time of Going without Winding...