The American Journal of Science and Arts

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S. Converse, 1872
 

Какво казват хората - Напишете рецензия

Не намерихме рецензии на обичайните места.

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Страница 295 - Gardiner's rivers ; thence east to the place of beginning ; is hereby reserved and withdrawn from settlement, occupancy, or sale under the laws of the United States, and dedicated and set apart as a public park or pleasuring-ground for the benefit and enjoyment of the people...
Страница 332 - Any two bodies in the universe are attracted to each other with a force that is proportional to the product of the masses of the two bodies and inversely proportional to the square of the distance between them.
Страница 294 - Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the tract of land in the Territories of Montana and Wyoming lying near the headwaters of the Yellowstone River...
Страница 151 - Refugimn botanicorum or figures and descriptions from living specimens of little known or new plants of botanical interest.
Страница 349 - B. It is recommended that the assemblages of genera termed families should be uniformly named by adding the termination idee to the name of the earliest known, or most typically characterized genus in them ; and that their subdivisions, termed subfamilies, should be similarly constructed, with the termination ince.
Страница 295 - He shall provide against the wanton destruction of the fish and game found within said park, and against their capture or destruction for the purposes of merchandise or profit. He shall also cause all persons trespassing upon the same after the passage of this act to be removed therefrom, and generally shall be authorized to take all such measures as shall be necessary or proper to fully carry out the objects and purposes of this act.
Страница 293 - All these springs are adorned with decorations more beautiful than human art ever conceived, and which have required thousands of years for the cunning hand of nature to form.
Страница 295 - Such regulations shall provide for the preservation, from injury or spoliation, of all timber, mineral deposits, natural curiosities, or wonders within said park, and their retention in their natural conditions.
Страница 338 - Sugg's steatite pin-hole burner, and lighting the gas above the gauze. " The flame is a slender cone about four inches high, the upper portion giving a bright yellow light, the base being a non-luminous blue flame. At the least noise this flame roars, sinking down to the surface of the gauze, becoming at the same time almost invisible. It is very active in its responses, and being rather a noisy flame, its sympathy is apparent to the ear as well as to the eye.
Страница 336 - ... modern terms, they knew the " law of the inverse ratio of the square of the distance from the centre of the revolution." Some have thought, that in Empedocles's system the foundation of Newton's was to be found ; imagining, that under the name of

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