NA TURE [January lo, II 



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

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Units 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 17S1. Edited frorh the original ms. by J. Clark Maxwell, F.R.S. Svo, $5. 



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