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Seite 21 - In taking two stations having the same value, the one to the north and the other to the south of...
Seite 65 - Smaller quadrupeds are usually, also, more prolific than larger ones. The actual presence, therefore, of small species of animals in countries where...
Seite 244 - Chamisso have excited so much attention, and produced so much unsatisfactory discussion, have received the most ingenious and elaborate elucidation, and have given rise to a process of reasoning, the results of which can scarcely yet be anticipated, but must bear in a very important degree upon some of the most abstruse points of what may be called transcendental physiology.
Seite 273 - Toxodons, tend to dissipate mach of the obscurity supposed to involve the true affinities of the Toxodon, and to reconcile the conflicting opinions as to the proper position of that genus in the mammalian class.
Seite 91 - But whether elastic fluids do really consist of particles so repelling each other, is a physical question. We have here demonstrated mathematically the property of fluids consisting of particles of this kind, that hence philosophers may take occasion to discuss that question.
Seite 358 - At the recent meeting of the Association for the Advancement of Science...
Seite 373 - Thermo-Electricity, and Electric Telegraphy. Being a Condensed Resume of the Theory and Application of Electrical Science, including its latest Practical Developments, particularly as relating to Aerial and Submarine Telegraphy. By HENRY M. NOAD, Ph.D., Lecturer on Chemistry at St. George's Hospital. Post 8vo, 400 Illustrations, I2^. 6d. cloth. " We can recommend Dr. Noad's book for clear style, great range of subject, a good index, and a plethora of woodcuts.
Seite 198 - ... coloured, but yet it had lost the power of producing the usual blue colour when admitted into a solution of sulphate of quinine. A beam of light modified in this mysterious manner was called by Sir John Herschel epipolized.
Seite 244 - On the Anatomy of Salpa and Pyrosoma' the phenomena, &c., have received the most ingenious and elaborate elucidation, and have given rise to a process of reasoning the results of which can scarcely yet be anticipated, but must bear, in a very important degree, upon some...