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RECENT PUBLICATIONS INCLUDE 



Letters and Journal of W. Stanley Jevons. Edited by his wife. 474 pp. 

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A Popular History of Astronomy during the Nineteenth Century. 



By Agnes M. Clerke (noticed in this Journal on page 406 of the last volume). 

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The Wealth of Households. By J. T. Daxsox. 360 pp. 12 mo. Oxford. 

 (Clarendon Press). 



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 April, 1871.— [tf.] 



MINERALOGY AND GEOLOGY. 



PROFESSORS and COLLECTORS interested in the above 

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