The Year-book of Facts in Science and ArtSimpkin, Marshall, and Company, 1872 |
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Стр. 15
... produce obtained to the extent of more than half its amount ; whilst , if the application of manure were discontinued , but a small proportion of the missing nitrogen would be received by the succeeding crops . At first they were ...
... produce obtained to the extent of more than half its amount ; whilst , if the application of manure were discontinued , but a small proportion of the missing nitrogen would be received by the succeeding crops . At first they were ...
Стр. 16
... produced in the United Kingdom had increased three - hundred fold , and stated that at that period the whole annual produce was only equal to two- thirds of that of our modern blast furnace . The above valuable paper has appeared in ...
... produced in the United Kingdom had increased three - hundred fold , and stated that at that period the whole annual produce was only equal to two- thirds of that of our modern blast furnace . The above valuable paper has appeared in ...
Стр. 20
... produced many cracks in relatively modern times . But all these faults were filled up with quartz in a perfect manner . The infiltrations amount to nothing practically . The only spring which was discovered is situated near Modane , and ...
... produced many cracks in relatively modern times . But all these faults were filled up with quartz in a perfect manner . The infiltrations amount to nothing practically . The only spring which was discovered is situated near Modane , and ...
Стр. 23
... produced , consists of a pair of great wings , geared together , and turned by steam . It is capable of discharging 100,000 cubic feet of air per minute . The south end of the tunnel is provided with a lateral air - shaft , which opens ...
... produced , consists of a pair of great wings , geared together , and turned by steam . It is capable of discharging 100,000 cubic feet of air per minute . The south end of the tunnel is provided with a lateral air - shaft , which opens ...
Стр. 28
... produced by means of a steam engine working a double- acting air - pump in the basement of the telegraph station . Al- lusion was then made to the circular pneumatic system in Paris , in which a continuous current of air was not used ...
... produced by means of a steam engine working a double- acting air - pump in the basement of the telegraph station . Al- lusion was then made to the circular pneumatic system in Paris , in which a continuous current of air was not used ...
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acid action ammonia animal apparatus appears Archimedean Screw astronomical August average Bequerel boiler bridge British Association carbon carbonic acid carried cave central line Chislehurst cloth coal colour committee constructed copper cylinder depth diameter disc earth eclipse Edward Sabine electric engine England exhibited experiments explosion fact feet fire glass gun-cotton heat Helston Hull hydrogen important inches increase instrument interesting iron light Llandudno London machine magnet manufacture Messrs metallic meteors miles millions Miltown Observatory observed obtained ordinary paper passed placed plate present pressure produced Professor quantity railway rocks Royal Society scientific ship Silloth solar solar eclipse solution steam steel stone Stowmarket Strathfield Strathfield Turgiss sugar supply surface Telegraph thick Thomson tion tons tramway tubes tunnel vapour Weybridge Weybridge Heath William Thomson Wisbech zinc
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Стр. 119 - The hypothesis that life originated on this earth through moss-grown fragments from the ruins of another world may seem wild and visionary; all I maintain is that it is not unscientific.
Стр. 119 - It is interesting to contemplate a tangled bank, clothed with many plants of many kinds, with birds singing on the bushes, with various insects flitting about, and with worms crawling through the damp earth, and to reflect that these elaborately constructed forms, so different from each other and dependent upon each other in so complex a manner, have all been produced by laws acting around us.
Стр. 119 - ... we must regard it as probable in the highest degree that there are countless seedbearing meteoric stones moving about through space. If at the present instant no life existed upon this earth, one such stone falling upon it might, by what we blindly call natural causes, lead to its becoming covered with vegetation.