564 BIOGRAPHICAL INDEX 



WILLIAMSON, ALEXANDER W., b. 1824, Wandsworth ; d. 1904, 

 Haslemere. Professor of Chemistry at University College, 

 London 



1852. "Theory of Etherification," 423; mixed ethers, 424; 

 the water type, 424 



1852. "On the Constitution of Salts." Multiple types, 425, 



427, 428 ; combining power of carbonic oxide, 435 

 WINKLER, CLEMENS ALEXANDER. Professor of Chemistry at 

 Freiburg 



1886. Discovery and properties of germanium, 477, 478 

 WOHLER, FRIEDRICH, b. 1800, nr. Frankfort; d. 1882, Gottingen. 

 Professor of Chemistry at Gottingen 



1827. Preparation of aluminium, 288, 399 



1828. Synthesis of urea, 399 



1832. "On the Radical of Benzoic Acid," by Wohler and 



Liebig, 399 ; benzoyl chloride, 407 

 1840. S. C. H. Windier on substitution without change of 



type, 414 



WOLLASTON, WILLIAM HYDE, b. 1766, East Dereham ; d. 1828, 

 London. Doctor of Medicine 



8. Multiple proportions in oxalates, carbonates, and 



sulphates, 306 



WURTZ, KARL ADOLPH, b. 1817, Strassburg ; d. 1884, Paris. 

 Professor of Organic Chemistry at the Sorbonne, Paris 



Chemistry a French science, 34 



1849. Methylamine and ethylamine, 422 



1873. Vapour-density of phosphorus pentachloride, 523 



