The Quarterly Journal of Science, Volume 4John Churchill and Sons, 1867 |
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Page 22
... Iron Mines Tea Districts Coffee Districts Cotton Districts Hemp and other Fibres Saltpetre Indige Principal Wheat producing Districts ) ( or ot . ++ M & N Hanhart lith 1 road of any length on which it would have OUTLINE MAP OF INDIA ...
... Iron Mines Tea Districts Coffee Districts Cotton Districts Hemp and other Fibres Saltpetre Indige Principal Wheat producing Districts ) ( or ot . ++ M & N Hanhart lith 1 road of any length on which it would have OUTLINE MAP OF INDIA ...
Page 26
... iron girders of 150 feet each , supported on brick foundations , and which , it is believed , is exceeded in magnitude by only one other in the world . At Allahabad the railway crosses the river Jumna by another very fine bridge , which ...
... iron girders of 150 feet each , supported on brick foundations , and which , it is believed , is exceeded in magnitude by only one other in the world . At Allahabad the railway crosses the river Jumna by another very fine bridge , which ...
Page 29
... iron bridge of 2,003 feet in length . A still more serious obstacle to its progress presented itself in the river Nerbudda , which the railway crosses by another iron bridge 3,800 feet long . Continuing in a northerly direction it ...
... iron bridge of 2,003 feet in length . A still more serious obstacle to its progress presented itself in the river Nerbudda , which the railway crosses by another iron bridge 3,800 feet long . Continuing in a northerly direction it ...
Page 82
... Iron ages . Crannoges have been found chiefly , if not entirely , in Ire- land and Scotland , and they appear to have been chieftains ' forts , and fastnesses for occasional retreat , while the Swiss lake - dwellings were places of ...
... Iron ages . Crannoges have been found chiefly , if not entirely , in Ire- land and Scotland , and they appear to have been chieftains ' forts , and fastnesses for occasional retreat , while the Swiss lake - dwellings were places of ...
Page 84
... iron were apparently unknown , as well as coins and writing . During the Iron age the metal which gives its name to the period was first used for weapons and cutting instruments , and here , Sir John Lubbock remarks , " we emerge into ...
... iron were apparently unknown , as well as coins and writing . During the Iron age the metal which gives its name to the period was first used for weapons and cutting instruments , and here , Sir John Lubbock remarks , " we emerge into ...
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action ammonia amongst amount animals Annelids appears atmosphere attention body British Cader Idris carbonic acid Carboniferous causes chemical cholera coal colliery colour considerable containing copper deposits described districts effect electric Eocene evidence Exhibition existence experiments fact favour feet fossil Geological geologists give glaciers heat hydrogen important inches India interesting iron Journal labour lakes light Liverpool Loch Katrine London Manchester matter means metal meteors miles mineral mines Miocene nature nitrogen North notice observations obtained occur organic original oxidation oxygen paper passed period plants Pliocene portion Pratas Island present probably produced Professor published quantity Railway recently referred remarkable render river rocks Royal Royal Geographical Society sanitary sewage Silurian Sir Charles Lyell Sir John Lubbock Society solution species strata supply surface temperature thallium theory tion town valley whilst
Popular passages
Page 157 - The most insignificant insects and reptiles are of much more consequence, and have much more influence in the economy of Nature, than the incurious are aware of; and are mighty in their effect, from their minuteness, which renders them less an object of attention: and from their numbers and fecundity. Earthworms, though in appearance a small and despicable link in the chain of Nature, yet, if lost, would make a lamentable chasm.
Page 604 - SOUND : a Course of Eight Lectures delivered at the Royal Institution of Great Britain. By JOHN TYNDALL, LL.DFRS New Edition, crown 8vo.
Page 395 - The Calculus of Chemical Operations ; ' being a method for the investigation, by means of symbols, of the laws of the distribution of weight in chemical change ; Part I., on the construction of chemical symbols, 'Phil.
Page 121 - I tell you, captain, if you look in the maps of the 'orld, I warrant you shall find, in the comparisons between Macedon and Monmouth, that the situations, look you, is both alike. There is a river in Macedon ; and there is also moreover a river at Monmouth...
Page 494 - The Exhibition of 1851 is to give us a true test and a living picture of the point of development at which the whole of mankind has arrived in this great task, and a new starting point from which all nations will be able to direct their further exertions.
Page 283 - ... -0067 in diameter, by its making a powerful electro-magnet, by its decomposing water, and by other tests. The explanation of these effects is as follows : — The electro-magnet always retains a slight residual magnetism, and is therefore in the condition of a weak permanent magnet ; the motion of the armature occasions feeble currents in alternate directions in the coils thereof, which, after being reduced to the same direction, pass into the coil of the electro-magnet in such...
Page 142 - A General Dictionary of Geography, Descriptive, Physical, Statistical, and Historical ; forming a complete Gazetteer of the World. By A. KEITH JOHNSTON, FRSE 8vo. 31s. 6d. M'Culloch's Dictionary, Geographical, Statistical, and Historical, of the various Countries, Places, and principal Natural Objects in the World.
Page 158 - ... worms seem to be the great promoters of vegetation, which would proceed but lamely without them, by boring, perforating, and loosening the soil, and rendering it pervious to rains and the fibres of plants, by drawing straws and stalks of leaves and twigs into it ; and, most of all, by throwing up such infinite numbers of lumps of earth called worm-casts, which, being their excrement, is a fine manure for grain and grass.
Page 15 - ... type in a great many groups of animals of long-continued geological existence. In these groups there is abundant evidence of variation — none of what is ordinarily understood as progression; and, if the known geological record is to be regarded as even any considerable fragment of the whole, it is inconceivable that any theory of a necessarily progressive development can stand, for the numerous orders and families cited afford no trace of such a process.
Page 481 - A crest of topaz is no better in the struggle for existence than a crest of sapphire. A frill ending in spangles of the emerald is no better in the battle of life than a frill ending in the spangles of the ruby.