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Common terms and phrases
acoustic telegraph agent alarum ALPHABETICAL INSTRUMENT armature arrangement arrival Atlantic cable bell Calais carried cells Charles Bright clock coast coil communication conducting wire conductor connection copper copper wire deflected despatch dial DIONYSIUS LARDNER direction disc distance distant station Dover earth electric current electric fluid electric telegraph Electric Telegraph Company electro-magnet experiments French galvanometer glass gutta-percha hand Holyhead important insulation intensity intervals iron laid length less letter lever line wire line-wire London magnet manner means messages Messrs metal miles motion moved needle instrument Newfoundland observations operation pass pendulum Persian Gulf placed plate pole Portpatrick position produced projecting arm pulsations received represented in fig ribbon of paper roller semaphore shown in fig signals Sir Charles Bright speed spring stopped submarine cable successively suspended tele Telegraph Company telegraphic line tion train transmitted vessel vibration voltaic battery wheel words zinc ΙΟ
Popular passages
Page 272 - Instinct and Intelligence — The Solar Microscope — The Camera Lucida — The Magic Lantern — The Camera Obscura — The Microscope — The White Ants : their Manners and Habits — The Surface of the Earth, or First Notions of Geography — Science and Poetry — The Bee — Steam Navigation — Electro-Motive Power — Thunder, Lightning, and the Aurora Borealis — The Printing Press— The Crust of the Earth— Comets— The Stereoscope — The Pre-Adamite Earth — Eclipses — Sound. With...
Page xvi - Canst thou lift up thy voice to the clouds, That abundance of waters may cover thee? Canst thou send lightnings, that they may go, And say unto thee, Here we are?
Page 272 - Whether we consider the liberality and beauty of the Illustrations, the charm of the writing; or the durable interest of the matter, we must express our belief that there is hardly to be found...
Page 269 - Engineering. THE HANDBOOK OF OPTICS. New Edition. Edited by T. OLVER HARDING, BA 298 Illustrations. Post 8vo, 5^. cloth. " Written by one of the ablest English scientific writers, beautifully and elaborately illustrated."— Mechanics
Page 270 - Containing : Air— Earth— Fire— Water— Time— The Almanack— Clocks and Watches— Spectacles— Colour— Kaleidoscope— Pumps — Man— The Eye — The Printing Press — The Potter's Art — Locomotion and Transport — The Surface of the Earth, or First Notions of Geography. (From "The Museum of Science and Art.") With 233 Illustrations.
Page 119 - Osborne, to the President of the United States, Washington. " The Queen congratulates the President on the successful completion of an undertaking which she hopes may serve as an additional bond of union between the United States and England.
Page 269 - The book could not have been entrusted to anyone better calculated to preserve the terse and lucid style of Lardner, while correcting his errors, and bringing up his work to the present state of scientific knowledge. All we can say of the Editor's actual labours, is, that he has added much new matter to the old text, and that he has modified some of Dr. Lardner's statements in accordance with currently accepted doctrines and recent investigations. The work addresses itself to those who, without a...
Page 9 - To produce the effects, whatever these may be, by which the telegraphic messages are expressed, it is necessary that the electric current shall have a certain intensity. Now, the intensity of the. current transmitted by a given voltaic battery along a given line of wire will decrease, other things being the same, in the same proportion as the length of the wire increases. Thus, if the wire be continued for ten miles, the current will have twice the intensity which it would have if the wire had been...
Page 228 - Gravesend ; and the driver having leaped from his engine, the latter started alone at full speed to London. Notice was immediately given by telegraph to London and other stations ; and while the line was kept clear, an engine and other arrangements were prepared as a buttress to receive the runaway. The superintendent of the railway also started down the line on an engine ; and on passing the runaway, he reversed his engine and had it transferred at the next crossing to the upline, so as to be in...
Page 229 - Mail train just started. It contains three thieves, named Sparrow, Burrell, and Spurgeon,. in the first compartment of the fourth first-class carriage.' " Slough, 10.48 AM — ' Mail train arrived. The officers have cautioned the three thieves.' "Paddington, 10.50AM — 'Special train just left. It contained two thieves : one named Oliver Martin, who is dressed in black, crape on his hat; the other named Fiddler Dick, in black trousers and light blouse. Both in the third compartment of the first...