INDEX 



543 



Alaska, with accounts of the Val- 

 dez Creek and Chistochina placer 

 districts, 319 



*Mooney, J. Indian survivals in the 

 Carolinas, 137 



* — — Gaelic language in Ireland, 535 



Morey, G. W. Benzoic acid as an acid- 

 iinetric standard, 306 



*Motter, M. G. Digest of comments 

 on the Pharmacopoeia of the U. S. 

 A. (8th decennial revision) and the 

 National Formulary (3d ed.) for 

 the calendar year ending Dec. 31, 

 1909, 101 



Mueller, E. F. Comparison of the 

 resistance thermometer scale with 

 the nitrogen scale from 300° to 

 630°, 176 



*Munn, M. J. Oil and gas in the Appa- 

 lachian region, 428 



Nutting, P. G. The Ether, 195 



A new method and an instrument 



for determining the reflecting power 

 of opaque bodies, 505 



—A new precision colorimeter, 183 



A new reflection ocular, 404 



♦Olmstead, L. B. Circular dichroism 

 and rotary dispersion of certain 

 salt solutions, 387 



Osborne, N. S. The density and ther- 

 mal expansion of ethyl alcohol and 

 mixtures with water, 95 



*Osburn, R. C. The Bryozoa of the 

 Woods Hole region, 444 



*Palmer, Chase. The geochemical in- 

 terpretation of water analyses, 155 



*Parker, G. H. Sound as a directing 

 influence in the movements of fish- 

 es, 270 



*Peters, E. W. Preservation of mine 

 timbers, 445 



*Phalen, W. C. Geologic atlas of the 

 U. S., Folio No. 174, Johnstown, 

 Pa., 135 



* Mineral resources of Johnstown, 



Pa., and vicinity, 135 



*Phillips, F. J. Emory oak in south- 

 ern Arizona, 442 



*Pifer, C. V. Agricultural varieties 

 of the cowpea and immediately re- 

 lated species, 268 



*Pittier, Henry. Description of the 

 botanical characters of Cariniana 

 pyriformis, 16 



* Kostarika: Beitraege zur Oro- 

 graphic und Hydrographie, 485 



* — ■ — Native tribes of Panama, 236 



* New or noteworthy plants from 



Colombia and Central America -3. 

 391 



*Plummer, F. G. Lightning in rela- 

 tion to forest fires, 441 



Priest, I. G. Wave lengths of neon, 1 



*Prosser, C. S. Devonian and Mis- 

 sissippian formations of northeast- 

 ern Ohio, 352 



Radcliffe, L. See Smith, H. M. 



*Rand, F. V. Pecan "rust," 293 



*Rankin, G. A. A study of the con- 

 stitution of Portland, cement clink- 

 er .. . with optical study by F. 

 E. Wright, 7 



*Reeve, C. S. Application of the di- 

 methyl sulfate test for determin- 

 ing small amounts of petroleum or 

 asphalt products in tars, 489 



* Effect of exposure on bitumen, 



531 



*Richardson, G. B. Structure of the 

 foothills of the Front Range, Colo. 

 429 



Rosa, E. B. The silver voltameter, 

 I, 451; II, 509 



Work of the International Techni- 

 cal Committee on Electrical Units, 

 259 



*Rose, J. N. Report on a collection 

 of plants from the Pinacate region 

 of Sonora, 162 



* Tumamoca, a new genus of Cucur- 



bitaceae, 162 



*Rosenbaum, J. Diseases of ginseng, 

 532 



Safford, W. E. Annona diversifolia, 

 a custard apple of the Aztecs, 118 



