Proceedings of the American Academy of Arts and Sciences, 第 34 巻

Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell.

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148 ページ - And brass eternal slave to mortal rage ; When I have seen the hungry ocean gain Advantage on the kingdom of the shore, And the firm soil win of the watery main, Increasing store with loss and loss with store ; When I have seen such interchange of state, Or state itself confounded to decay ; Ruin hath taught me thus to ruminate, That Time will come and take my love away.
650 ページ - Premium to the author of any important discovery or useful improvement in light or heat, which shall have been made and published by printing, or in any way made known to the public, in any part of the continent of America, or any of the American islands; preference always being given to such discoveries as, in the opinion of the Academy, shall tend most to promote the good of mankind...
168 ページ - SURFACES, which may be generated by a right line, moving so that any two of its consecutive fiositions shall be in the same plane. Third. WARPED SURFACES, which may be generated by a right line moving so that no two of its consecutive positions shall be in the tame plane.
645 ページ - OF THE PRESIDENT. 1. It shall be the duty of the President, and, in his absence; of the senior...
650 ページ - American islands, during the preceding two years, on heat or on light; the preference always being given to such discoveries as shall, in the opinion of the Academy, tend most to promote the good of mankind.
586 ページ - The remarkable coincidence which I have pointed out* between the theoretical effects of rotation and the results of barometrical observations, has led me to extend my researches with a view of defining more precisely some of the most important effects of lunar action on the atmosphere. The popular belief in the influence of the moon on the weather, which antedates all historical records, has received at various times a certain degree of philosophical sanction. Herschel and others have* attempted...
608 ページ - The Use of the Transition Temperatures of Complex Systems as Fixed Points in Thermometry, p.
168 ページ - The canons in general are deepest to the westward and gradually run out to the Sacramento river in the newer deposits which fill the valley. It is evident that since the baselevel was formed, it has been affected by differential elevation in the uplifting of the Coast Range and Klamath Mountains, just north of the fortieth parallel, to the extent of over 2,000 feet...
588 ページ - ... twice, one-half, one-third, one-fourth, etc., the length of the primary. (2) The periods in different parts of the world have different phases, as, for example, in the annual period it is cold in the northern hemisphere when it is warm in the southern, and in the sun-spot period it is dry in Russia when it is wet in India. (3) At any given place on the earth's surface the harmonics, and in some cases the primaries, reverse in phase. In the case of some of the longer periods this has been traced...
170 ページ - ... called wave-base. The discussion of wave-base will be left to a later paper. The agents of the sea are the waves, tides, and currents. Writers differ widely in what they attribute to each of these three agents, and a discriminating study of the work of the three is much needed. The present writer is inclined to attribute the attack of the sea largely to the waves, and its transporting action largely to the tides and currents.