Proceedings of the American Academy of Arts and Sciences, Volumen3Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 5
He observed that the effects of oblique light were very brilliant in exhibiting
certain objects , as , for example , the blood - globules ; and that no difficulty was
experienced from the position of his instrument , when fluids were used . He also
...
He observed that the effects of oblique light were very brilliant in exhibiting
certain objects , as , for example , the blood - globules ; and that no difficulty was
experienced from the position of his instrument , when fluids were used . He also
...
Página 7
Professor Agassiz called the attention of the Academy to some facts in natural
history throwing light upon and illustrating the diversity of origin of the human
race . In the first place , he showed that there were a number of animals , among
which ...
Professor Agassiz called the attention of the Academy to some facts in natural
history throwing light upon and illustrating the diversity of origin of the human
race . In the first place , he showed that there were a number of animals , among
which ...
Página 27
Through the liberality of John A . Lowell , Esq . , of this city , Trustee of the Lowell
Institute , the Academy have been furnished with a lecture - room , lights ,
attendance , and other accommodations , free of all expense . “ It will appear by
the ...
Through the liberality of John A . Lowell , Esq . , of this city , Trustee of the Lowell
Institute , the Academy have been furnished with a lecture - room , lights ,
attendance , and other accommodations , free of all expense . “ It will appear by
the ...
Página 35
He had repeated some of the experiments of Milne - Edwards on the influence of
a low temperature and the absence of light on the development of frogs . The
tadpoles experimented upon were those of the common bull - frog ( Rana pipiens
...
He had repeated some of the experiments of Milne - Edwards on the influence of
a low temperature and the absence of light on the development of frogs . The
tadpoles experimented upon were those of the common bull - frog ( Rana pipiens
...
Página 36
During the month of September , 1852 , ( ten months after they were introduced
into the cellar , ) a few were removed to another trough , which , though under
cover , was exposed to the ordinary light , and the temperature of the air ; these ...
During the month of September , 1852 , ( ten months after they were introduced
into the cellar , ) a few were removed to another trough , which , though under
cover , was exposed to the ordinary light , and the temperature of the air ; these ...
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4to pamph 8vo pamph Academy acid action aculeis animal appears articulis Asa Gray bacca Band basi become belong bodies Boston carbon cells central chair characters Class collected color Committee communication condition containing Corresponding diameter direction examination exhibited experiments fact feet fishes floribus Flower foliis four Fruit gave genus Gould Gray heat hundred inches in diameter inches long iron Islands joints known less letter light lines long London Lovering mass matter means meeting Mémoires motion Natural nearly Nitrogen observed obtained organic original Paris plant position present President produced Professor Professor Agassiz publications pulvillis pure radialibus recently referred relations remarks Report River Royal Sciences Secretary Seeds seen seminibus similar Society species specimens spines surface tion true United upper Washington whole
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