Some Recent Texts in General and Organic Chemistry: <i>Conversations on Chemistry</i> . By W. Ostwald, Professor of Chemistry in the University of Leipzig. Authorized translation by Elizabeth Catherine Ramsay. Part I., General Chemistry. New York, John Wiley &amp; Sons. Pp. v + 250. 12mo. $1.50; <i>Descriptive Chemistry</i> . By Lyman C. Newell, Ph.D. (Johns Hopkins), Professor of Chemistry, Boston University. Author of 'Experimental Chemistry.' Boston, D. C. Heath &amp; Co. Pp. vi + 590. 12mo…
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