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acid animals appears base beds bright carbon color compared constant containing continuous dark density deposits described determined direction distance earth east equation evidence experiments extended fact feet formation formula fossil four given gives glass gravel greater heat height hills important inches increased interesting iron Island Italy known length less light limestone lines lower magnetic Matter mean measured method miles mineral Mountain nature nearly objective observed obtained occur origin oxygen pass period plants pole portion position present pressure probably produced Professor published regard region remains represented ridges River rocks sand sandstones seems seen shales side species specimens spectrum surface temperature tion tube valley vapor volume whole wind
Página 490 - The publications of the United States Geological Survey are issued in accordance with the statute approved March 3, 1879, which declares that — 1 ' Thepublications of the Geological Survey shall consist of the annual report of operations, geological and economic maps illustrating the resources and classification of the lands, and reports upon general and economic geology and paleontology.
Página 489 - And all collections of rocks, minerals, soils, fossils, and objects of natural history, archseology, and ethnology, made by the Coast and Interior Survey, the Geological Survey, or by any other parties for the Government of the United States, when no longer needed for investigations in progress, shall be deposited in the National Museum.
Página 330 - I declare that I had no intention to contradict the text of Scripture ; that I believe most firmly all therein related about the creation, both as to order of time and matter of fact ; I abandon everything in my book respecting the formation of the earth, and, generally, all which may be contrary to the narration of Moses...
Página 490 - Survey, and the classification of the public lands and examination of the Geological Structure, mineral resources and products of the national domain...
Página 339 - History of the Fossil Fruits and Seeds of the London Clay," appeared in 1843. Hooker's memoir " On the Vegetation of the Carboniferous Period as compared with that of the present day," published in 1848, was an important contribution to the science.
Página 407 - of the Palaeozoic Period, with Critical Descriptions of Illustrative Species. Illustrated with 15 Lithograph Plates and numerous Engravings.
Página 260 - Yet all these were when no man did them know, Yet have from wisest ages hidden beene; And later times thinges more unknowne shall show. Why then should witlesse man so much misweene, That nothing is, but that which he hath seene?
Página 88 - Annals of the Lyceum of Natural History of New York, vol.
Página 329 - The first of these obnoxious passages, and the only one relating to geology, was as follows : — ' The waters of the sea have produced the mountains and valleys of the land — the waters of the heavens, reducing all to a level, will at last deliver the whole land over to the sea, and the sea successively prevailing over the land, will leave dry new continents like those which we inhabit.
Página 252 - FIG. 2. metallic side of the vanes, the mica side remaining dark. As the pressure diminishes, a dark space is seen to separate the violet halo from the metal. At a pressure of half a millim. this dark space extends to the glass, and positive rotation commences. On continuing the exhaustion the dark space further widens out and appears to flatten itself against the glass, when the rotation becomes very rapid.