Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould and Lincoln, 1871 |
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Pagina iv
... River bridge . An extract from the report of Col. Roebling will be found in the present volume . It is stated that the great central shaft of the Hoosac Tunnel has reached the grade of the tunnel 1,030 feet below the natural surface ...
... River bridge . An extract from the report of Col. Roebling will be found in the present volume . It is stated that the great central shaft of the Hoosac Tunnel has reached the grade of the tunnel 1,030 feet below the natural surface ...
Pagina vi
... rivers Atrato , Caiarica , Paya , and Tuyra , to the Gulf of San Miguel , with an extreme elevation of 186 feet , length 52 miles , through soil composed of alluvial deposit , with some thin ranges of grayish sandstone and schist , and ...
... rivers Atrato , Caiarica , Paya , and Tuyra , to the Gulf of San Miguel , with an extreme elevation of 186 feet , length 52 miles , through soil composed of alluvial deposit , with some thin ranges of grayish sandstone and schist , and ...
Pagina xx
... river , it may be one of the sources of the Nile , which thus finds itself again reported more to the south . In the south - east there are the travels of Erskine upon the borders of Limpopo , those of Fritsch , of Mauch , which have ...
... river , it may be one of the sources of the Nile , which thus finds itself again reported more to the south . In the south - east there are the travels of Erskine upon the borders of Limpopo , those of Fritsch , of Mauch , which have ...
Pagina xxii
... river Syr Daria navigable by steam vessels of a lim- ited size , and , fixing military posts on its banks , have ascended towards its sources , and taken possession of the populous and flourishing city of Tashkent , a great mart of ...
... river Syr Daria navigable by steam vessels of a lim- ited size , and , fixing military posts on its banks , have ascended towards its sources , and taken possession of the populous and flourishing city of Tashkent , a great mart of ...
Pagina 41
... rivers , streams , and moun- tains , or hilly districts , will be apparent at a glance , as the cost of construction increases but little under such circumstances , whilst that of a road or railroad is , perhaps , increased tenfold ...
... rivers , streams , and moun- tains , or hilly districts , will be apparent at a glance , as the cost of construction increases but little under such circumstances , whilst that of a road or railroad is , perhaps , increased tenfold ...
Overige edities - Alles bekijken
Veelvoorkomende woorden en zinsdelen
action alcohol alizarine American ammonia amount animals anthracene apparatus appears atmosphere beds Bessemer process body boiler British Association cable caisson carbonic acid cent centimetre centre Chassepot chemical chlorhydric acid chloride cloth Coccoliths color containing copper cylinder deposits depth diameter disease effect electric employed engine exist experiments fact feet fluid formation fossils furnace gases geological glacier gneiss heat hydrogen inches iron Lake less light lime limestone liquid magnesium manganese manufacture mass material matter means metal method miles mixture nature Neocomian observations obtained ordinary organic oxide oxygen paper pass Pébrine phosphate phosphorus pipes placed plate portion potassium pounds present pressure produced Professor quantity river rocks salt side silicic silicic acid silicon sodium solution species specimens steam stone substance sulphuric acid surface temperature theory thickness tion tons tube vapor vessel weight White Nile whole wire zinc
Populaire passages
Pagina 184 - Report of the Commissioners appointed in 1868 to inquire into the best means of preventing the pollution of Rivers (Mersey and Ribble basins).
Pagina 177 - USA, read a paper on this subject, of which the following is an abstract : — " Cast iron — the raw material from which the malleable metal is made — may be formulated approximately as follows : — Silicon (Si), 5 to 3 per cent. Phosphorus (P), 05 to 2 per cent. Manganese (Mn) , 0 to 20 per cent. Sulphur (S), 25 to 2 per cent. Carbon (C), 2 to 5 per cent. Iron (Fe), 90 to 9G.5 per cent.
Pagina 263 - There can be no reason, then, for doubting that, among insects, contagious and infectious diseases, of great malignity, are caused by minute organisms which are produced from preexisting germs, or by Homogenesis ; and there is no reason, that I know of, for believing that what happens in insects may not take place in the highest animals. Indeed there is already strong evidence that some diseases of an extremely malignant and fatal character to which man is subject are as much the work of minute organisms...
Pagina 129 - on partially liquefying carbonic acid by pressure alone, and gradually raising at the same time the temperature to 88° Fahrenheit, the surface of demarcation between the liquid and the gas became fainter, lost its curvature, and at last disappeared. The space was then occupied by a homogeneous fluid, which exhibited, when the pressure was suddenly diminished or the temperature slightly lowered, a peculiar appearance of moving or flickering strisa throughout its entire mass.