554 



INDEX 



*Drying by the freezing method. L. 



A. Rogers. 197. 

 Electrolytic reduction of iron. J. C. 



HOSTETTER. 429. 



*Estimation of tartaric and malic 



acids. H. C. Gore. 198. 

 *Incandescent gas lighting. S. Gul- 



BRANDSEN. 340. 



Interpretation of mineral analyses. 

 R. C. Wells. 416. 



*Method for the determination of 

 magnesium in calcium salts. 522. 



*Moisture determination by means of 

 calcium carbide. H. C. McNeil. 

 129. 



*Paladium hydrogenation. A. R 

 Albrighc. 263. 



*Pharmacological action of the tar- 

 trates. Salant and Smith. 197. 



*Physico-chemical conditions of anes- 

 thetic action. R. S. Lillie. 340. 



*Potassium ammonomagnesate and 

 potassium ammonoborate. E. C. 

 Franklin. 130. 



*Potassium ammonotitanate. E. C. 

 Franklin and T. B. Hine. 335. 



*Quantitative relations between oxi- 

 dizing and reducing solutions. R. 

 C. Wells. 342. 



*Rate of cooling in the green. W. 

 Tassin. 263. 



*Seasonal variation in the iodine con- 

 tent of the thyroid gland. Sei- 

 dell and Fenger. 131. 



*Study of changes taking place in the 

 ■ conversion of cider into vinegar. 

 L. M. TOLMAN. 130. 



*Tests for absinthe. E. K. Nelson. 

 261. 



— See also: Agricultural chemistry; 

 Biochemistry; Electro chemistry; 

 Geochemistry; Physical chemis- 

 try; Industrial chemistry; Organic 

 chemistry. 

 Climatology. *Climatic cross-sections 

 of the U. S. R. De C. Ward. 234. 



*Effect of the recent freeze in Cali- 

 fornia. D. Griffiths. 379. 



Crystallography. The change in the 

 crystal angles of quartz with rise 

 in temperature. Fred E. Wright. 

 485. 

 *The simultaneous crystallization of 

 calcite and certain sulfides of iron, 

 copper and zinc. H. E. Merwin. 

 504. 



Economic geology. *Commercial mar- 

 bles of western Vermont. T. N. 

 Dale. 152. 



Economics. Regulation of natural mo- 

 nopolies. E. B. Rosa. 201. 



Electricity. High-frequency amme- 

 ters. J. H. Bellinger. 412. 

 *The analysis of alternating current 

 waves by the method of Fourier, 

 with special reference to methods 

 of facilitating the computations. 



F. W. Grover. 501. 

 Electrochemistry . *Electrolysis in plain 



and reinforced concrete. E. B. 

 Rosa, B. McCollum and O. S. 

 Peters. 361. 

 *Electrolytic determination of tin in 

 canned food products. Cushmann 

 and Wettengel. 131. 

 The silver voltameter. E. B- Rosa, 



G. W. ViNAL and A. S. McDaniel. 

 40. 



Ethnography. *Negritos of the Philip- 

 pines. 32. 

 Engineering. *Physical testing of cot- 

 ton yarns. W. S. Lewis. 167. 

 *Testing and properties of textile ma- 

 terials. Bureau of Standards Cir- 

 cular 41. 166. 

 References: 447. 

 Entomology. *Butterflies from eastern 

 Massachusetts. A. H. Clark. 404. 

 *Danger from imported plants and 



fruits. L. O. Howard. 121. 

 *Piccole note su degli Onychophora. 

 A. H. Clark. 456. 



• Abstracts. 



