Proceedings of the American Academy of Arts and Sciences, Volumen2Metcalf and Company, 1852 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 5
... tion , and proposed that a committee should be appointed to fix some general rules for the disposition of the publications of the Academy . Messrs . Everett , Felton , Gray , Sparks , Agassiz , Walker , and Gould were appointed a ...
... tion , and proposed that a committee should be appointed to fix some general rules for the disposition of the publications of the Academy . Messrs . Everett , Felton , Gray , Sparks , Agassiz , Walker , and Gould were appointed a ...
Página 62
... was known to the Israelites . Geschichte der Chemie . It is certain that it was known and in use 400 years before the Chris- tian era . tion , public sentiment continued strongly in favor of this 62 PROCEEDINGS OF THE AMERICAN ACADEMY.
... was known to the Israelites . Geschichte der Chemie . It is certain that it was known and in use 400 years before the Chris- tian era . tion , public sentiment continued strongly in favor of this 62 PROCEEDINGS OF THE AMERICAN ACADEMY.
Página 63
... tion was true , the lead was not dissolved , but suspended merely . Such was the doubt upon this point , the insolubility of oxide of lead , that a scientific association in Germany made it a prize problem . The honor of deciding the ...
... tion was true , the lead was not dissolved , but suspended merely . Such was the doubt upon this point , the insolubility of oxide of lead , that a scientific association in Germany made it a prize problem . The honor of deciding the ...
Página 85
... tion . Upon pouring off the liquor and adding to it oxide of lead , and continuing the digestion , a large quantity of lead was dissolved , which in 66cc . gave of sulphide of lead 0.0106gr . 0.7296gr . in a gallon . The solution ...
... tion . Upon pouring off the liquor and adding to it oxide of lead , and continuing the digestion , a large quantity of lead was dissolved , which in 66cc . gave of sulphide of lead 0.0106gr . 0.7296gr . in a gallon . The solution ...
Página 91
... tion , is still preserved in my laboratory . It might still have been said , that , had the flask been deprived of air , the lead would have been acted on by the simple chloride . The experiment of lead and sea - water , in a flask ...
... tion , is still preserved in my laboratory . It might still have been said , that , had the flask been deprived of air , the lead would have been acted on by the simple chloride . The experiment of lead and sea - water , in a flask ...
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Página 153 - A Eulogy on the Life and Character of John Quincy Adams, delivered at the Request of the Legislature of Massachusetts, in Faneuil Hall, April 15, 1848.
Página 277 - Read before the Association of Medical Superintendents of American Institutions for the Insane, at Boston, June, 1850.
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Página 135 - August, and from them he infers ' that the changes in the elevation of the waters are entirely too variable to be traced to any regular permanent cause, and that consequently there is no perceptible tide at Green Bay which is the result of observation. And such, it appears to me, is the result of calculation, when the laws that regulate solar and lunar attraction are taken into view.
Página 135 - The phenomena occurred about noon. The day was calm, but cloudy. The water retired suddenly, leaving the bed of the river bare, except for a distance of thirty rods, and remained so for nearly an hour.
Página 137 - Beche, a sudden impulse given to the particles of water, either by suddenly increased or diminished pressure, would cause a perpendicular rise or fall, in the manner of a wave, beyond the height or depth strictly due to the mere weight itself. The difference in the specific gravity of the water of the lakes * American Journal of Science, Vol.