INDEX 



551 



Waidxer, C. W. Observations on 

 ocean temperatures in the vicinity 

 of icebergs and in other parts of 

 the ocean. 405. 



Walcott, Charles D. *Cambrian 

 Brachiopoda. 336. 



Waltenburg, R. G. Melting points 

 of the refractory elements. I. 

 Elements of atomic weight from 

 48 to 59. 371. 



Ward, Robert De C. *Two climatic 

 cross-sections of the United States. 

 334. 



Washington, H. S. Magnetite basalt 

 from North Park, Colo. 449. 



*The volcanic cycles in Sardinia. 



526. 



*Tlie volcanoes and rocks of Pan- 



telleria. 502. 



Weed, Walter Harvey. *Geology and 

 ore deposits of the Butte district, 

 Montana. 363. 



Wells, Roger C. The interpretation 

 of mineral analyses. 416. 



*Quantitative relations between 



o.xidizing and reducing solutions. 

 342. 



Wettengel, E. B. *Electrolytic de- 

 termination of tin in canned food 

 products. 131. 



White, Walter P. New modified ther- 

 moelectric methods in calorimetry. 

 319. 



WiEN, W. Recent theories of heat and 

 radiation. 273. 



Wilder, Burt G. *The brain as a 

 guide to the affinities of verte- 

 brates. 176. 



Williams, Tom A. *The dream in the 

 life of the mind. 155. 



Willis, Bailey. *Index to the strati- 

 graphy of North America, with 

 map compiled by Willis and Stose. 

 118. 



Wissler, Clark. *Doctrine of evolu- 

 tion and anthropology. 155. 



Wood, Anna K. *Studies of fungous 

 parasites belonging to the genus 

 Glomerella; 194. 



Woodruff, E. G. *Cone in cone 

 structure in coal from St. Anthony, 

 Idaho. 237. 



Woodward, R. S. *The laws of falling 

 bodies. 426. 



WooLSEY, Lester Hood. *Geology 

 and ore deposits of the Park City 

 district, Utah. 445. 



Wright, Fred Eugene. *Application 

 of the microscope to physical prob- 

 lems. 48. 



*A graphical plot for use in the 



microscopical determination of the 

 plagioclase feldspar. 525. 



*The index ellipsoid (optical indi- 



catrix) in petrographic microscope 

 work. 503. 



The change in the crystal angles of 



quartz with rise in temperature. 

 485. 



Calcium vanadates from Peru, 



Colorado and Utah. 157. 



The determination of the order of 



agreement between observation 

 and theory in mineral analysis. 

 223. 



An electrical goniometer furnace 



for the measurement of crystal 

 angles and of refractive indices at 

 high temperatures. 396. 



*Graphical methods in microscopi- 

 cal petrography. 524. 



An improved vertical-illuminator. 



14. 



*Microscopical petrography from 



the quantitative view-point. 115. 



A new thermal microscope for the 



measurement of the optical con- 

 stants of minerals at high tempera- 

 tures. 232. 



*Oblique illumination in petro- 

 graphic microscope work. 525. 



' Abstracts. 



