It] 



VOLUMES XX XI- XL. 





Enstatite. see MINERALS. 

 Entomology. Sanderson and Jack- 



34. 493- 

 Environment, Fitness of, Hender- 

 son. 35, 543- 

 Enzyme Action. Bayliss, 32, 82. 

 Erde, die vulcanischen Erschein- 



gen der, Schneider, 32, 323. 

 Esters, hydrolysis of, see CHEM- 

 ISTRY. 

 Ether, and relativity. Page, 38. 



Ethnology, Bureau oi American, : 

 32, 236; 33. 71. 



Eurypterids, Kokomo, I ml., Kin- 

 dle. 36, 282; Nebraska, Bar-' 

 bour. 38, 507; Virginia, Shuler. 



39. 551. 



Evolution, C apture Theory of 

 • 33. 107. 



— Dynamic. Redtield, 39, 324. 



— First Principles, Herbert, 37, 

 120. 



— Meaning of, Schmucker. 37, 

 no. 



Explosions, influence of magnetic | 

 fields on, Dixon and Campbell. ' 

 38. 365. 



Explosives, Marshall, 40, 79. 



— measurement of pressure from, 

 Hopkinson, 37, 277. 



Eyerman, J., Mineralogy of Penn- 

 sylvania. 33, 67. 



F 



Fabre, J. H., Life of the Insect, 



33, 508; obituary. 40, 524. 

 — Poet of Science, Legros, 37, 



Farmington, Conn., mastodon, 37, 



321. 

 Farrington, O. C, analysis of 



stone meteorites. 33, 65; me- 

 versus the earth. 37, 



200: new meteorites. 39, 483. 

 Farwell, H. W„ apparatus for lab- 

 experiment-. 35, 



optical bench for elementary 

 ':. 36, 473; Wilson tilted 



ele J19. 



Fatty Foods, Bolton and I 



35. 

 Fauna, see GEOLOGY. 

 Federoff, method- of, Nikitin, 38, 



Feeblemindedness, Goddard, 39. 



Feiser, J. P., estimation of silver 

 by electro-deposition, 31, 109. 



Feldspars, aventurine, Andersen, 

 40, 351; plagioclase, graphical 



plot for, Wright, 36, 541; melt- 

 ing phenomena. Bowen, 35, ^77. 



— See MINERALS. 



Fenner, C. N., stability relations 

 of silica minerals. 36, 331. 



Ferguson, J. B., molybdenum in 

 rocks. 37, 399. 



Field, R. M., Roentgen ray, use in 

 paleontology, 39, 543. 



Field, S., Electro-deposition, 32, 

 6S. 



Field Museum Natural History, 

 Report, tqio, 31, 580; igi 1, 33, 

 596; 1912, 36, 86; 1913, 38, 108. 



Films, absorption of thin, Hutch- 

 ins. 34, 274. 



Filtration in analysis. 33, 585. 



Findlay, A., Physical Chemistry, 

 39, 678. 



Findlay, Ohio, deep wells, geol- 

 ogy, Condit, 36, T23; tempera- 

 ture. Johnston. 36, 131. 



Finland, petrology of the Orijarvi 

 region. Eskola. 3g, 221. 



Finlay, G. L, Igneous Rocks, 36, 

 ?73- 



Fischer, O., Medizinische Physik, 

 36, 648. 



Fisher, O., changes in level of the 

 Earth's crust, 37, 199. 



— obituary, 38, 370. 



Flames supported by ozone, 

 32, 63. 



Fleming, J. A., Wireless Teleg- 

 raphy. 36, 648. 



Flight, mechanical, Langley, 32, 

 400. 



Floods, Ohio and Mississippi, of 

 1912, Frankenfield, 37, 560. 



Flora, see BOTANY, GEOL- 

 OGY. 



Florida, Chlamytherium septen- 

 trionalis from Pleistocene of, 

 Sellards, 40, T39. 



— geol. survey, see Geological 

 Reports. 



— new gavial from late Tertiary 

 of, Sellards, 40, 135- 



— production of phosphate rock 

 in 1910, Sellards, 31, 338. 



— Tomistoma americana, Sel- 

 lards, 40, 138. 



Florissant shales, fauna of, Cock- 

 erell, 36, 408. 



