The Edinburgh New Philosophical Journal, Volumen36A. and C. Black, 1844 |
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Página 8
... direction of the medullary rays . Another difference re- mains to be mentioned ; in the latter plants the vessels are generally marked with what are termed disks , but in Sigillaria elegans , the vessels , as already stated , are marked ...
... direction of the medullary rays . Another difference re- mains to be mentioned ; in the latter plants the vessels are generally marked with what are termed disks , but in Sigillaria elegans , the vessels , as already stated , are marked ...
Página 9
... direction of the medullary rays ; but in the fossils just mentioned , the whole of the walls are marked . We have here a remarkable difference , to which may be added another . In the fossils , it is the character of the vessels to be ...
... direction of the medullary rays ; but in the fossils just mentioned , the whole of the walls are marked . We have here a remarkable difference , to which may be added another . In the fossils , it is the character of the vessels to be ...
Página 12
... direction of the medullary rays . 3d , Amongst the Cycases , Zamia integrifolia is the only known plant possessing vessels which are barred or reticulated on all their walls ; but this character is not so regular as in the fossil under ...
... direction of the medullary rays . 3d , Amongst the Cycases , Zamia integrifolia is the only known plant possessing vessels which are barred or reticulated on all their walls ; but this character is not so regular as in the fossil under ...
Página 14
... direction ; at the base where they are nearly obsolete , the average width is about three inches , but at the top , where they are distinctly marked , it is reduced to less than an inch . On the middle of each rib is a row of scars in ...
... direction ; at the base where they are nearly obsolete , the average width is about three inches , but at the top , where they are distinctly marked , it is reduced to less than an inch . On the middle of each rib is a row of scars in ...
Página 18
... directions , these last shew appearances which resemble the usual form and size of leaf - scars , but which are precisely as if they were caused by impressions that had passed through an inter- vening layer of cuticle from the leaf ...
... directions , these last shew appearances which resemble the usual form and size of leaf - scars , but which are precisely as if they were caused by impressions that had passed through an inter- vening layer of cuticle from the leaf ...
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acid actinometer ammonia angle animals antimony appears ascertained atmosphere beds bismuth Bitter Lakes Brongniart carboniferous character circumstances climate coal colour communication Comrie considerable countries Crustacea crystalline cuticle Cycadeous decks deposited depth direction distance earthquake Edinburgh effect exist experiments fact feet flames forests formation Fossil Flora fossils fresh genus geographical Geology glacier glass guano heat important improvements inches inhabitants island kind Knightswood latter laumonite Lepidodendron less lime limestone London lower marble masses means Melville Peninsula Mer de Glace metal miles mode motion natural nearly Neuropteris object observed obtained occurs Ophiology Otopteris Pecopteris phenomena plants portion prehnite present prism produced Professor quantity rays Red Sea refractive regard remarkable ribs rocks shew shewn ships shock Sigillaria snow species specimens strata substances sun's surface temperature thickness timbers tion triangle vegetable ventilation vessels volcanic
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Página 317 - Year Book of Facts in Science and Art, exhibiting the most important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geology, Geography, Antiquities, etc.
Página 175 - Observations on the Practicability and Utility of Opening a Communication between the Red Sea and the Mediterranean, by a Ship Canal through the Isthmus of Suez, with Two Maps.
Página 176 - CATLOW.-POPULAR CONCHOLOGY ; Or, the Shell Cabinet arranged : being an Introduction to the Modern System of Conchology : with a sketch of the Natural History of the Animals, an account of the Formation of the Shells, and a complete Descriptive List of the Families and Genera. By AGNES CATLOW.
Página 175 - Observations on Days of Unusual Magnetic Disturbance, made at the British Colonial Magnetic Observatories under the Departments of the Ordnance and Admiralty, printed by the British Government under the Superintendence of Lieut.-Col.
Página 163 - The worm was already at the other end ! I next held my hand above my head, and my fingers yielded a fizzing sound. There could be but one explanation — we were so near a thunder cloud as to be highly electrified by induction. I soon perceived that all the angular stones were hissing round us like points near a powerful electrical machine. I told my companions of our situation, and begged Damatter to lower his umbrella, which he had...
Página 170 - From the kernels the Indians fashion the knobs of walking-sticks, the reels of spindles, and little toys, which are whiter than ivory, and as hard, if they are not put under water ; and if they are, they become white and hard again when dried. Bears devour the young fruit with avidity.
Página 261 - But the most uncommon and unsightly ornamental fashion, adopted by some of both sexes, is their having the under-lip slit, or cut, quite through, in the direction of the mouth, a little below the swelling part. This incision, which is made even in the sucking children, is often above two inches long, and either by its natural retraction, when the wound is fresh, or by the repetition of some artificial management, assumes the true shape of lips, and becomes so large as to admit the tongue through.
Página 170 - The fruit at first contains a clear insipid fluid, with which travellers allay their thirst ; afterwards this same liquor becomes milky and sweet, and it changes its taste by degrees as it acquires solidity, till at last it is almost as hard as Ivory. The liquor contained in the young fruits turns acid if they are cut from the tree and kept some time.
Página 120 - ... of man is taxed to discover new sources of wealth, maintenance, and occupation ; and we find, under the dispensations of an all-wise Providence, that at suitable seasons resources are unveiled which have been long provided but concealed until the fit occasion presents itself. Amongst the numerous administrations of the same wise and merciful design, it is not unreasonable to believe that the...
Página 179 - improvements in the construction of boilers, part of which improvements is applicable for regulating the supply of water and other liquids." — 23d November 1843. 17. To WILLIAM PROSSER junior, of Shaftsbury Terrace, Pimlico, gentleman, " improvements in the construction of roads, and in carriages to run thereon."— 23d November 1843.