CHEMICAL GERMAN 191 



Page 63. i. Silbersalpeter, silver nitrate. 



2. Hohere Chemie, an attempt through a Berlin newspaper to 

 revive alchemy upon a scientific basis by the formation 

 of a society to investigate the claims of alchemists. 



Page 64. i. wobey; seyn, old forms for wobei, sein. 

 2. frey, old form for frei. . 



Page 65. i. Albert Ladenburg (1842-1912), Professor of Chemistry in 

 Kiel and later in Breslau. Author and investigator in 

 organic chemistry. 



Page 66. i. den Alten, the ancients. 



Page 67. i. Hermann Kopp (1817-1897), Professor of Chemistry in 

 Giessen and later in Heidelberg. An authority on Chem- 

 ical history and pioneer in Physical Chemistry. 



Page 68. i. Wir fassen . . . in's Auge, we will begin by considering 

 the former of these. 



Page 69. i. salzbildungsfahigen Erden, earthy substances capable of 

 forming salts. 



Page 70. i. Boraxsaure, boric acid. Compare with Salzsaure and Sal- 

 petersaure, terms still regularly in use. 



2. Metallkalke, metallic calces, oxides. 



3. Mischung, composition. 



4. Joachim Biehringer, Professor of Chemistry, Polytechnic 



School, Braunschweig. 



Page 74- I- Vierziger Jahren, the years between 1840 and 1850, the 

 forties. 



Page 76. i. lassen sich . . . ins Feld fiihren, may be mentioned. 



Page 77. i. Jons Jacob Berzelius (1779-1848), Professor of Chemistry 

 in Upsala and later in Stockholm. An investigator of 

 unrivaled ability and famous for his contributions to 

 science. His electrochemical theory of salts was accepted 

 for more than half a century. Friedrich Wohler (1800- 

 1882), Professor of Chemistry in Gottingen. Famous for 

 the synthesis of urea, the discovery of aluminum and 

 many important researches. 



Page 78. i. Respect zu melden, to convey my respects. 



2. Theodor de Saussure (1767-1845), Professor of Pharmacy 

 in Zurich. Famous for researches in vegetable chemistry. 



Page 80. i. The "Dutch chemists," here called physicists, were famous 

 investigators among early chemists, especially for the 

 work described in this article. 



2. mit einer ohligen Flamme, with the flame of an oil, i. e., with 

 a bright flame. 



Page 80. 3. Schwefelather, sulphuric ether, ether. 



