696 



INDEX 



Darton, N. H. *The structure of 



parts of the central Great Plains. 



503. 

 Davidson, J. *The effect of sodium 



nitrate applied at different stages 



of growth on yield, composition, 



and quality of wheat. 633. 

 Dayton, W. A. fCoUecting data on 



National Forest range plants. 



457. 

 Dellinger, J. H. fThe principles of 



electrical measurements at radio 



frequencies. 293. 

 DoRSEY, N. E. fRadium luminous 



materials. 74. 

 Doyle, C. B. fSome agricultural 



and botanical features of Haiti. 



139. 



fBotanical aspects of Haitian 



agriculture. 44. 



DuFRENOY, Jean. The biological 

 significance of false witches- 

 brooms in erjcaceous plants. 527. 



Dunn, Joseph. fScotland. 208. 



Eakin, H. M. *The Cosna-Nowitna 

 region, Alaska. 502. 



— — *Mining developments and 



water-power investigations in 

 southeastern Alaska. 171. 



Edwards, J. D. *Determination of 

 ■ permeability of balloon fabrics. 

 566. 



*Gas interferometer calibration. 



248. 



Eggleston, W. W. fNathaniel Jarvis 

 Wyeth and his influence on west- 

 ern botany, with a sketch of his 

 return trip from Oregon in 1833. 

 457. 



fThomas Nuttall's trip to Ore- 

 gon in 1834, with notes on the 

 route. 375. 



Ely, C. R. fRecent entomological 

 chemistry. 179. 



Emerson, B. K. *Geology of Massa- 

 chusetts and Rhode Island. 204. 



Emerson, W. B. *Spectro-radio- 

 metric investigation of the trans- 

 mission of various substances. 

 574. 



English, W. A. *Geology and oil 

 prospects of the Salinas Valley- 

 Parkfield area, California. .539. 



Enlows, Ella M. A. *A leafblight 

 of Kalmia latifolia. 563. 



Evans, Alice C. *The bacterial flora 

 of Roquefort cheese. 631. 



*A study of the streptococci 



concerned in cheese ripening. 630. 



Fath, a. E. *Structure of the north- 

 ern part of the Bristow quad- 

 rangle. Creek County, Oklahoma, 

 with reference to petroleum and 

 natural gas. 37. 



Fenner, C. N. *The ternary system 

 H.O-KsSiOs-SiOa. 203. 



Ferguson, J. B. *The iodometric 

 determination of sulfur dioxide 

 and the sulfites. 203. 



Fewkes, J. W. A unique form of 

 prehistoric pottery. 598. 



Finch, V. C. *Geography of the 

 world's agriculture. 449. 



Fisher, D. F. *Irrigation experi- 

 ments on apple-spot diseases. 

 563. 



Folkmar, Daniel, f Japan: people 

 and policies. 70. 



FooTE, P. D. An optical ammeter. 

 77. 



fCritical potentials for elec- 

 trons in metallic vapors. 73. 



fElectronic frequency and 



atomic number. 374. 



flonization and resonance po- 

 tentials for electrons in vapors of 

 magnesium and thallium. 373. 



— — Low voltage discharge in sodium 

 vapor. 513. 



*Resonance and ionization po- 

 tentials for electrons in cadmium 

 vapor. 328. 



Some peculiar thermoelectric 



effects. 545. 



