Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art, for [1850]-71, Exhibiting the Most Important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Geology, Biology, Botany, Mineralogy, Meteorology, Geography, Antiquities, Etc., Together with Notes on the Progress of Science ... a List of Recent Scientific Publications; Obituaries of Eminent Scientific Men, Etc. ...Gould and Lincoln, 1865 |
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Pagina ix
... feet in span , nor cast - iron bridges two hundred and fifty feet , we can estimate the progress which has been made in crossing rivers four or five hundred feet in width , with- out any support at the middle of the stream . Even spans ...
... feet in span , nor cast - iron bridges two hundred and fifty feet , we can estimate the progress which has been made in crossing rivers four or five hundred feet in width , with- out any support at the middle of the stream . Even spans ...
Pagina xv
... feet on an average ) , they are described by most observers as dwarf negroes ; but have none of the distinctive characteristics of the African race . They have no tradi- tion , and apparently no notion of their origin ; are reported to ...
... feet on an average ) , they are described by most observers as dwarf negroes ; but have none of the distinctive characteristics of the African race . They have no tradi- tion , and apparently no notion of their origin ; are reported to ...
Pagina 19
... feet from east to west , and 692 feet 6 inches from north to south : the measures , however , being exclusive of a wing devoted to machinery , the area of which is 872 feet by 200 feet , going directly north and south , at a right angle ...
... feet from east to west , and 692 feet 6 inches from north to south : the measures , however , being exclusive of a wing devoted to machinery , the area of which is 872 feet by 200 feet , going directly north and south , at a right angle ...
Pagina 20
... feet high and 160 feet in diameter at its base . When it is remembered that the dome of St. Paul's is but 108 in diameter and St. Peter's but 139 , some idea of the huge vault it is proposed to rear will be obtained . The form of these ...
... feet high and 160 feet in diameter at its base . When it is remembered that the dome of St. Paul's is but 108 in diameter and St. Peter's but 139 , some idea of the huge vault it is proposed to rear will be obtained . The form of these ...
Pagina 21
... feet ; nearly 200,000 feet more than its predecessor , without counting nearly 300,000 feet more that will be gained by the appro- priation of the wing building to machinery . One hundred and sixty feet was the greatest height of 1851 ...
... feet ; nearly 200,000 feet more than its predecessor , without counting nearly 300,000 feet more that will be gained by the appro- priation of the wing building to machinery . One hundred and sixty feet was the greatest height of 1851 ...
Overige edities - Alles bekijken
Annual of Scientific Discovery: Or, Year-Book of Facts in Science and Art ... Geen voorbeeld beschikbaar - 2020 |
Annual of Scientific Discovery: Or, Year-Book of Facts in Science and Art ... David Ames Wells,William Ripley Nichols,George Bliss Geen voorbeeld beschikbaar - 2016 |
Annual of Scientific Discovery: Or, Year-Book of Facts in Science and Art ... David Ames Wells,William Ripley Nichols,George Bliss Geen voorbeeld beschikbaar - 2016 |
Veelvoorkomende woorden en zinsdelen
action ammonia animal apparatus appears atmosphere bitumen body butyric acid carbonic acid chemical cloth coal color combustion comet contains crystalline deposits depth Diluvian discovery earth effect electricity engines existence experiments fact feet formation gases geological glass gutta percha heat HUGH MILLER hundred hydrogen inches increase influence iron known light lignite liquid magnetic manufacture mass matter ment metal meteors miles MILLER'S mineral nature nitric acid nitrogen North observed obtained ordinary organic oxide oxygen ozone paper passed phenomena phosphoric acid plants plate portion pounds present pressure produced Prof Professor quantity R. I. Murchison recent remarkable rocks shells shot side silica Silurian soil solar solution species specimens spectrum steam steel strata substances sulphuric sulphuric acid surface temperature thickness tion tube vapor vegetable vessel weight wire wrought iron
Populaire passages
Pagina 413 - Book of Facts in Science and Art, exhibiting the most important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geology, Geography, Antiquities, etc.
Pagina 413 - The Camel : His Organization, Habits and Uses, considered with reference to his introduction into the United States.
Pagina v - I first entered this city, the whole of the machinery was executed by hand. There were neither planing, slotting, nor shaping machines, and, with the exception of very imperfect lathes and a few drills, the preparatory operations of construction were effected entirely by the hands of the workmen.
Pagina 146 - The result of this would be a state of universal rest and death, if the universe were finite and left to obey existing laws. But as no limit is known to the extent of matter, science points rather to an endless progress through an endless space of action, involving the transformation of potential energy through palpable motion into heat, than to a single finite mechanism, running down like a clock and stopping forever.
Pagina viii - THE BOYDEN PREMIUM URIAH A. BOYDEN, ESQ., of Boston, Mass., has deposited with THE FRANKLIN INSTITUTE the sum of one thousand dollars, to be awarded as a premium to "Any resident of North America who shall determine by experiment whether all rays of light,* and other physical rays, are or are not transmitted with the same velocity.
Pagina 62 - ... the glasses are taken off and wiped every day, and before they are put on again, the match is applied to the lip of the burner, and the stopcock cautiously opened, so that no more gas escapes than is sufficient to make a ring of blue flame, the glasses being then put on quite straight, the stopcocks are gently turned, until the flames stand at three inches high. When this is done, few chimney-glasses will be broken, and the ceilings will not be blackened for years.
Pagina 197 - Energia. It may be looked upon as the probable primary source of the force appearing in the phenomena of vitality. To the gradual manner in which colloidal changes take place (for they always demand time as an element), may the...
Pagina 411 - POLITICAL ECONOMY ABRIDGED, and adapted to the use of Schools and Academies, by the Author.
Pagina 412 - HEADSHIP OF CHRIST, and the Rights of the Christian People, a Collection of Personal Portraitures, Historical and Descriptive Sketches and Essays, with the Author's celebrated Letter to Lord Brougham.
Pagina 197 - Another eminently characteristic quality of colloids, is their mutability. Their existence is a continued metastasis. A colloid may be compared in this respect to water while existing liquid at a temperature below its usual freezing point, or to a supersaturated saline solution.