Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 18American Philosophical Society, 1880 |
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Página 28
... give as an instance the old mountain road between McVeytown and Kisha- coquillas Valley . This ran through some of the most rocky places in the region , and where the slope was very steep , and indeed almost undermined them on the upper ...
... give as an instance the old mountain road between McVeytown and Kisha- coquillas Valley . This ran through some of the most rocky places in the region , and where the slope was very steep , and indeed almost undermined them on the upper ...
Página 32
... give the convenient depth of color to the first bead and no dilution is here necessary . Again melted and thrown from the wire , the bead is ready for the next treatment . The quantity of colored glass adhering to the wire matters not ...
... give the convenient depth of color to the first bead and no dilution is here necessary . Again melted and thrown from the wire , the bead is ready for the next treatment . The quantity of colored glass adhering to the wire matters not ...
Página 33
... give a straight line of vision parallel to the tube a . The lens is readily remov- able , so as not to obstruct the ... gives a natural size horizontal view of the sliding plate with a section through the wedge . The latter is held by ...
... give a straight line of vision parallel to the tube a . The lens is readily remov- able , so as not to obstruct the ... gives a natural size horizontal view of the sliding plate with a section through the wedge . The latter is held by ...
Página 34
... give tables and determinations for a num- ber of important minerals and ores . As the determinations will have to be ... gives equally accurate results with the most ap- proved gravimetric methods . I shall next extend it to copper ores ...
... give tables and determinations for a num- ber of important minerals and ores . As the determinations will have to be ... gives equally accurate results with the most ap- proved gravimetric methods . I shall next extend it to copper ores ...
Página 36
... gives the orbital distance of a planet which would revolve about the sun synchronously with a solar half - rotation , a period which seems to be determined , as we have already seen , by the action of LIGHT . The term 21 , or the 45th ...
... gives the orbital distance of a planet which would revolve about the sun synchronously with a solar half - rotation , a period which seems to be determined , as we have already seen , by the action of LIGHT . The term 21 , or the 45th ...
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Outras edições - Ver tudo
Proceedings of the American Philosophical Society Held at ..., Volumes 28-29 American Philosophical Society Visualização integral - 1890 |
Proceedings of the American Philosophical Society Held at ..., Volume 1 American Philosophical Society Visualização integral - 1838 |
Proceedings of the American Philosophical Society Held at ..., Volumes 7-8 American Philosophical Society Visualização integral - 1861 |
Palavras e frases frequentes
Academy acid Amazonas AMER American Philosophical Society angles appears base beds bench canine Carboniferous character cingulum coal coinage coins color column Cope Cordaites creek crown deposit Devonian diameter Died March Elected April Elected January elevation Elytra Ereré exhibited external feet fossils Fraley Frazer genus Geological gray sand Gray slate Henry inch incisor inferior John Labradorite length letter light limestone margin mass medal median metamorphic meteor miles molar motion mountains Natural observed obverse orbit Pennsylvania Philadelphia PHILOS portion posterior postglenoid postparietal premolar present PROC Prof Pygidium Pyroxene received region ridge river rocks sandstone schists sectorial shale side Silurian Slate and shells solar species specimens superior molar surface thorax tibiæ Timucua tion tooth transverse troops truth tubercle U. S. Naval Observatory valley velocity WATERLOO XVIII
Passagens conhecidas
Página 123 - For the law having a shadow of good things to come, and not the very image of the things, can never with those sacrifices, which they offered year by year continually, make the comers thereunto perfect.
Página 145 - It is inconceivable that inanimate brute matter should without the mediation of something else, which is not material, operate upon and affect other matter without mutual contact, as it must be if gravitation, in the sense of Epicurus, be essential and inherent in it.
Página 444 - The eye of man hath not heard, the ear of man hath not seen; man's hand is not able to taste, his tongue to conceive, nor his heart to report, what my dream was.
Página 319 - And God made the beast of the earth after his kind, and cattle after their kind, and every thing that creepeth upon the earth after his kind: and God saw that it was good.
Página 190 - The sun is in the zenith. Legend — Let us look to the Most High, who blessed our fathers with peace.
Página 145 - This most beautiful system of the sun, planets, and comets, could only proceed from the counsel and dominion of an intelligent and powerful Being.
Página 112 - Walton quarry and rock-cut of the Northern Central Railroad, on the west bank of the Susquehanna river opposite Harrisburg ; where a consecutive series of the beds, all conformable, and all dipping regularly about 30° to the southward, afforded a good opportunity for collecting two sets of specimens for analysis, one at the bottom and the other at the top of the cut.
Página 316 - Behold, the man has become like one of Us, to know good and evil. And now, lest he put out his hand and take also of the tree of life, and eat, and live forever...
Página 144 - He that planted the ear, shall he not hear? he that formed the eye, shall he not see?
Página 169 - Palteozoic deposits of the Amazonas, those of the Carboniferous occupy the most extensive area and, at the same time, present the greatest difficulties to study. Composed for the most part of soft beds, they suffered extensive denudation, during the interval between the close of the Carboniferous and the beginning of the Tertiary, during which time they were, for the most part, exposed above the level of the sea ; by the deposit of the...