632 



INDEX 



Plant Physiology. Carbohydrate 

 transformations in sweet potatoes. 

 H. Hasselbrinc?. 234. 

 Changes that take place in the cur- 

 ing of cigar-leaf tobacco. W. W. 

 Garner, C. W. Bacon and C. L. 



FOUBERT. 233. 



*Environment influences on wheat. 

 J. A. LeClerc and P. A. Yoder. 

 119. 

 Injury by smelter smoke. G. G. 



Hedgcock. 70. 

 Laboratory routine auxiliary to 

 sugar beet breeding. W.B.Clark. 

 234. 

 Review of a paper by Sir Francis 



Darwin. H. L. Shantz. 262. 

 References: 378. 

 Psychology. The psychology of the 



myth. J. N. B. Hewett. 336. 

 Radioactivity. *Radioactivity of min- 

 eral waters. R. B. Dole. 458. 

 Radioactivity of Virginia mineral 

 waters. W. D. Collins. 36. 

 Radiolelegra-phy. Reception of radio- 

 telegraphic signals. L. W. Clark. 

 335. 

 A direct reading instrument for meas- 

 uring the logarithmic decreement 

 and wave length of electromagnetic 

 waves. F. A. Kolster. 569. 

 Quantitative experiments in radio- 

 telegraphic transmission. L. W. 

 Austin. 570. 

 Sanitation. Sanitation in ancient civ- 

 ilizations. D. S. Lamb. 591. 

 Technical Physics. Laws of lubrica- 

 tion. M. D. Hersev. 542. 

 Technology. *Industrial gas calorime- 

 try. C. AV. Waiuner and E. F. 

 Mueller. 76. 



*Some leadless fritted glazes. E. T. 

 Montgomery. 78. 



*Surface insulation of pipes. B. Mc- 



CoLLUM and O. S. Peters. 75. 

 The veritos firing rings. A. V. 

 Bleininger and G. H. Brown. 

 446. 

 References: 7, 381. 

 Zoology. *Contribution to the study 

 of ophiurans of U. S. National 

 Museum. R. Koehleh. 290. 



"'Crustacean parasites of West India 

 fishes and land crabs. C. B. Wil- 

 son. 231. 

 Geographical range of recent cri- 

 noids. A. H. Clark. 558. 



*List of the Rotatoria of Washington 

 and vicinity. H. K. H a r r i n g . 

 230. 

 The relation between recent crinoids 

 and the temperature of their habi- 

 tat. A. H. Clark. 579. 



*Mammals from the island of Tobago. 

 A. H. Clark. 74. 



*Monograph of starfishes of the North 

 Pacific coast. A.E.Verrill. 291. 



*Monograph of the f oraminifera of the 

 North Pacific Ocean. Part III. 

 J. A. CUSHMAN. 291. 

 Nocturnal animals. A. H. Clark. 

 139. 



*Onychophora da Australia. Austin 

 H. Clark. 75. 



*Specimens of Onychophoi'e. A. H. 

 Clark. 291. 



*Synopsis of the Rotatoria. H. K. 

 Harring. 230. 



*Une etude philosophique de la rela- 

 tion, etc. A. H. Clark. 609. 



References: 378. 



— See also: Entomology; Fisheries. 



* Abstracts. 



