The American Journal of Science and Arts

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S. Converse, 1878
 

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Página 66 - A Guide to the Determination of Rocks : being an Introduction to Lithology. Translated from the French by GW Plympton, Professor of Physical Science at Brooklyn Polytechnic Institute. 12mo, cloth $1 . 50 JEHL, F., Mem.
Página 401 - In the first volume of the new series of the ' Transactions of the Microscopical Society,
Página 160 - The Telephone. An Account of the Phenomena of Electricity, Magnetism, and Sound, as Involved in its Action ; with Directions for Making a Speaking Telephone. By Prof. AE DOLBEAR, Author of "The Art of Projecting, &c.
Página 440 - Nevada on the west, the crest or water divide of the Columbia on the north, and that of the Colorado on the south. We shall also observe that this great region has no visible outlet; that it is composed of a multitude of smaller basins or valleys, each of which has its little lakes, springs and water-courses, their surplus water either evaporating or sinking beneath the surface.
Página 218 - Elements of Geology"; "Religion and Science " ; and Professor of Geology and Natural History in the University of California. With numerous Illustrations.
Página 151 - ... such good seed as there was differed in appearance from the seed of the same Lily fertilized by the pollen of its own species," which is smooth, while this was rough and wrinkled ; and 4, the stems were mottled after the manner of the male parent. It would naturally be thought that this slight but evident impression of the character of the male parent might be deepened by iteration. That was tried next year, when the flowers of several of these plants were fertilized with the pollen of L. auratum...
Página 152 - In trials of other species results intermediate between these two cases were obtained. For instance the pure white of the perianth of L. longiflorum came out unstained in the progeny raised by a crossing with L. speciosum / and the herbage was equally unaffected ; but in that or the next generation " distinct evidence could be seen of the action of alien pollen" in the changed color of many of the anthers, and in the abortion of others. They also showed differences of habit among themselves, some...
Página 233 - ... is such, that it is not a matter of importance whether the entire group be placed in the lower Tertiary or upper Cretaceous ; and it is most probable that the testimony of paleontologists will always be as conflicting as it is at present.
Página 486 - On the structure and origin of mountains with special reference to recent objections to the
Página 344 - Plateau, having an average elevation of about 9,500 feet, cut by deep valleys and drained from its very western edge toward the east by the Fremont, San Rafael, and Uinta Rivers. The western portion includes broad valleys, abrupt ranges of mountains, and one plateau of considerable extent. The principal valleys in this part are the San Pete, Juab, and Utah all having a general northern and southern trend, an average elevation of about 5,000 feet, and all are drained by the San Pete River and the...

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