Annual Report of the Board of Regents of the Smithsonian InstitutionThe Institution, 1869 |
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Página 48
... vapor may be , as it were , reclaimed for agricultural purposes , by artificial means ; and in determining the available resources of the country it is important that the amount of water , either in the liquid state or in the form of ...
... vapor may be , as it were , reclaimed for agricultural purposes , by artificial means ; and in determining the available resources of the country it is important that the amount of water , either in the liquid state or in the form of ...
Página 52
... vapors . That part of it which bounds the Smithsonian grounds and those of the Agricultural Department , on the north , consists of a basin 150 feet wide , extending from Seventh street to Fourteenth street . Into this is poured most of ...
... vapors . That part of it which bounds the Smithsonian grounds and those of the Agricultural Department , on the north , consists of a basin 150 feet wide , extending from Seventh street to Fourteenth street . Into this is poured most of ...
Página 115
... vapor that is in the highest degree offensive . Every gallon of sewage will discharge from 14 to 13 cubic inches of this gas per hour , and the fermentation continues for weeks . Whenever this gas escapes from privies , cesspools , or ...
... vapor that is in the highest degree offensive . Every gallon of sewage will discharge from 14 to 13 cubic inches of this gas per hour , and the fermentation continues for weeks . Whenever this gas escapes from privies , cesspools , or ...
Página 190
... vapor of ether . The galvanic decomposition of water acidulated with sulphuric acid , or better , perhaps , with the addition of chromic acid , affords at the positive pole a large supply of ozone . The general characteristics of ozone ...
... vapor of ether . The galvanic decomposition of water acidulated with sulphuric acid , or better , perhaps , with the addition of chromic acid , affords at the positive pole a large supply of ozone . The general characteristics of ozone ...
Página 233
... vapor the absorption is much more difficult to demonstrate . We owe to M. Tyndall , in England , and to M. Magnus , in Germany , the experimental proof of the absorption of heat by gases and the measure of that absorption . The ...
... vapor the absorption is much more difficult to demonstrate . We owe to M. Tyndall , in England , and to M. Magnus , in Germany , the experimental proof of the absorption of heat by gases and the measure of that absorption . The ...
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Academy acid American animals apparatus atmosphere atoms beam birds body bolide bones calorific canal carbon cetacea chemical collections comparative anatomy compression corresponding crustacea Cuvier deflection discovery effect electric Encke enstatite ether exist experiments fact force fossil gases hence Hodgkinson Illinois important inches Indian invisible rays Iowa iron James John kilograms labor lherzolite light luminous magnetic Massachusetts mastodon matter mechanical memoir metal meteorites meteorological Michigan Missouri molecules mollusks movement museum Name of observer Name of station natural history North observatory obtained Oersted Ohio organs oxygen pachydermata Pennsylvania peridot phenomena pillars present pressure produced Prof Professor pyroxene quantity of heat radiation rays relations rendered reptiles researches respiration Schoenbein silicates Smith Smithsonian Institution Society South Carolina species specimens stone surface temperature terrestrial theory tion tube units of heat vapor velocity vibrations Virginia volume weight wire Wisconsin York zoophytes
Pasajes populares
Página 7 - The property is bequeathed to the United States of America, "to found at Washington, under the name of the SMITHSONIAN INSTITUTION, an establishment for the increase and diffusion of knowledge among men.
Página 8 - To INCREASE KNOWLEDGE. It is proposed — 1. To stimulate men of talent to make original researches, by offering suitable rewards for memoirs containing new truths ; and, 2. To appropriate annually a portion of the income for particular researches, under the direction of suitable persons.
Página 9 - ... of literary and scientific societies, and copies to be given to all the colleges and principal libraries in this country. One part of the remaining copies may be offered for sale, and the other carefully preserved, to form complete sets of the work, to supply the demand from new institutions.
Página 10 - The following are some of the subjects which may be embraced in the reports:* I. PHYSICAL CLASS. 1. Physics, including astronomy, natural philosophy, chemistry, and meteorology. 2. Natural history, including botany, zoology, geology, &c. 3. Agriculture. 4. Application of science to arts. II. MORAL AND POLITICAL CLASS. 5. Ethnology, including particular history, comparative philology, antiquities, &c.
Página 11 - It is believed that the collections in natural history will increase by donation as rapidly as the income of the Institution can make provision for their reception, and therefore it will seldom be necessary to purchase articles of this kind.
Página 11 - With reference to the collection of books, other than those mentioned above, catalogues of all the different libraries in the United States should be procured, in order that the valuable books first purchased may oe such as are not to be found in the United States.
Página 8 - No memoir on subjects of physical science to be accepted for publication which does not furnish, a positive addition to human knowledge, resting on original research; and all unverified speculations to be rejected.
Página 294 - Heat is a very brisk agitation of the insensible parts of the object, which produces in us that sensation from whence we denominate the object hot ; so what in our sensation is heat, in the object is nothing but motion.
Página 292 - The optic nerve passes from the brain to the back of the eyeball and there spreads out, to form the retina, a web of nerve filaments, on which the images of external objects are projected by the optical portion of the eye. This nerve is limited to the apprehension of the phenomena of radiation, and, notwithstanding its marvellous sensibility to certain impressions of this class, it is singularly obtuse to other impressions.
Página 11 - Resolved, That hereafter the annual appropriations shall be apportioned specifically among the different objects and operations of the Institution, in such manner as may, in the judgment of the Regents, be necessary and proper for each, according to its intrinsic importance, and a compliance in good faith with the law.