Twentieth century inventions, a forecastLongmans, Green, and Company, 1901 - 286 páginas |
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Página 60
... plates and liquids get back to the original condition from which they started when begin- ning work in a given period , —there is also a progressive minor action depending upon the impurities that may be present . Such a re- agent , for ...
... plates and liquids get back to the original condition from which they started when begin- ning work in a given period , —there is also a progressive minor action depending upon the impurities that may be present . Such a re- agent , for ...
Página 139
... plates thus treated together to form the hull of a vessel the swollen side of one plate is inserted between the split portions of another and the latter parts are then clamped down by heavy hydraulic pressure . This im- portant ...
... plates thus treated together to form the hull of a vessel the swollen side of one plate is inserted between the split portions of another and the latter parts are then clamped down by heavy hydraulic pressure . This im- portant ...
Página 243
... plate - makers thicken their armour while the gun - makers enlarge the size and increase the penetrative power of their weapons , until the weight that has to be carried on a battle - ship renders the attain- ment of speed practically ...
... plate - makers thicken their armour while the gun - makers enlarge the size and increase the penetrative power of their weapons , until the weight that has to be carried on a battle - ship renders the attain- ment of speed practically ...
Página 273
... plate for printing from will be taken at once by pouring melted metal on the combined bars . An appreciable saving , both in time and in money , will also be effected by applying the principle of the perforated strip of paper or ...
... plate for printing from will be taken at once by pouring melted metal on the combined bars . An appreciable saving , both in time and in money , will also be effected by applying the principle of the perforated strip of paper or ...
Página 2
... Plate of Spectra and 78 Woodcuts . Crown 8vo . , 4s . 6d . KOLBE . - A SHORT TEXT - BOOK OF INORGANIC CHEMISTRY . By Dr. HERMANN KOLBE . Translated and Edited by T. S. HUMPIDGE , Ph.D. With 66 Illustrations . Crown 8vo . , 8s . 6d ...
... Plate of Spectra and 78 Woodcuts . Crown 8vo . , 4s . 6d . KOLBE . - A SHORT TEXT - BOOK OF INORGANIC CHEMISTRY . By Dr. HERMANN KOLBE . Translated and Edited by T. S. HUMPIDGE , Ph.D. With 66 Illustrations . Crown 8vo . , 8s . 6d ...
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adopted already alternate current apparatus appliances application B.Sc BOTANY buoy cable calcium carbide carrying cheap CHEMISTRY collectivism College Coloured compressed air constructed convenient course Crown 8vo D.Sc Diagrams direction driving dynamo economical effect electric current electric lighting ELEMENTARY energy engine fact force future heat Hospital Illustrations improvement industrial INORGANIC CHEMISTRY invention inventor JOHN TYNDALL kind latter Lecturer LL.D lodes Lond machine machinery MAGNETISM Manual means mechanical ment metal methods miner mining motion motor natural naval nineteenth century numerous operation PHYSIOLOGY piano pipe Plates practically principle Professor progress pumping purposes R. A. PROCTOR rail railway render road Royal 8vo running sail Science screw shaft ship side speed station steam steam-engine steel storage battery STRENGTH OF MATERIALS suitable tank telegraphy TEXT-BOOK tion traction traction engines truck turbine twentieth century utilised ventilation vessel wave-power waves wheel wind windmill wire Woodcuts
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