NATURE [March 18, 188 



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By R. Clausius. Translated by Walter R. Browne, M.A., late Fellow of Trinity College, Cambridge. i2mo, $2.60. 



A Hand-book of Double Star§, ' 



With a Catalogue of Twelve Hundred Double Stars and Extensive Lists of Measures. With additional Notes bring- 

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St ml it-* on Fermentation. 



The Diseases of Beer. Their Causes and the Means of Preventing them. By L. Pasteur. A Translation, with Notes, 

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Blowpipe Analysis. 



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■ Hit"* and Physical Constants. 



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An Introduction to the Theory of Electricity. 



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A History of the Principal Drugs of Vegetable Origin met with in Great Britain and British India. By Friedrich A. 

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The Metaphysics of the School. 



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The Electrical Researches of the Hon. Henry Cavendish, F.R.S. 



Written between 1771 and 1781. Edited from the original MS. by J. Clark Maxwell, F.R.S. 8vo, $5. 



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A Treatise on the Mathematical Theory of the Motion of Fluids. By Horace Lamb, M.A., Professor 01 Mathematics in 

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