WORKS OF ALFRED I. COHN 



PUBLISHED BY 



JOHN WILEY & SONS. 



Indicators and Test-papers. 



Their Source, Preparation, Application, and Tests 

 for Sensitiveness. With Tabular Summary of the Ap- 

 plication of Indicators. Second Edition, Revised and 

 Enlarged. i2mo, ix + 267 pages. Cloth, $2.00. 



Tests and Reagents. 



Chemical and Microscopical, known by their 

 Authors' Names; together with an Index of Subjects. 

 8vo, iii + 383 pages. Cloth, $3.00. 



TRANSLA TIONS. 



Presenius*s Quantitative Chemical Analysis. 



New Authorized Translation of the latest German 

 Edition. Iq two volumes. By Alfred I. Cohn, 

 Phar.D. Recalculated on the basis of the latest atomic 

 weights, and also greatly amplified by the translator. 

 8vo, 2 vols., upwards of 2000 pages, 280 figures. Cloth, 

 $12.50. 



Tech no-Chemical Analysis. 



By Dr G. Lungk. Professor at the Eidgenossische 

 Polytechnische Schule, Zurich. Authorized Transla- 

 tion by Alfred I. Cohn, Phar.D. i2mo, vii + 136 pages, 

 16 figures. Cloth, $1.00. 



Toxins and Venoms and Their Antibodies. 



By Em. Pozzi-Escct. Authorized Translation by 

 Alfred I. Cohn, Phar.D. i2mo, vii+ loi pages. Cloth, 

 $1.00, net. 



