The Edinburgh New Philosophical Journal, Volumen36A. and C. Black, 1844 |
Dentro del libro
Resultados 1-5 de 100
Página 5
... nearly in contact , and in others considerably apart . Various opinions have been entertained respecting the situation of Sigillaria in the vegetable kingdom . Schlotheim supposed it to be allied to the palms ; Von Martius to the ...
... nearly in contact , and in others considerably apart . Various opinions have been entertained respecting the situation of Sigillaria in the vegetable kingdom . Schlotheim supposed it to be allied to the palms ; Von Martius to the ...
Página 8
... nearly cylindrical , and in others rather oblong , and the vessels composing them have in general irregular angular ori- fices ; on longitudinal sections , we discover that the vessels are formed of a fine membrane , and that they have ...
... nearly cylindrical , and in others rather oblong , and the vessels composing them have in general irregular angular ori- fices ; on longitudinal sections , we discover that the vessels are formed of a fine membrane , and that they have ...
Página 9
... nearly all Coniferæ , and in a great number of Cyca- daceae , the vessels are characterized with what are generally called disks . Respecting the first difference , botanists are acquainted with a few * It would appear , however , from ...
... nearly all Coniferæ , and in a great number of Cyca- daceae , the vessels are characterized with what are generally called disks . Respecting the first difference , botanists are acquainted with a few * It would appear , however , from ...
Página 11
... nearly regular but broken circle , so characteristic of the stems of the Vascular Cryp- togams . Besides Stigmaria and Anabathra , there are other two remarkable fos- sils , which Brongniart compares with Sigillaria elegans , namely ...
... nearly regular but broken circle , so characteristic of the stems of the Vascular Cryp- togams . Besides Stigmaria and Anabathra , there are other two remarkable fos- sils , which Brongniart compares with Sigillaria elegans , namely ...
Página 14
... nearly contiguous sinkings at North Bid- dick Colliery , on the Wear , at a depth of 140 feet below the surface . They were found in a perpendicular position , each with its base or root- stock resting on a thin layer of impure coal ...
... nearly contiguous sinkings at North Bid- dick Colliery , on the Wear , at a depth of 140 feet below the surface . They were found in a perpendicular position , each with its base or root- stock resting on a thin layer of impure coal ...
Otras ediciones - Ver todas
Términos y frases comunes
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
Pasajes populares
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.