440 



GENERAL INDEX. 



[4 



Bedell, F., Direct and Allcrnating 

 I urrciit Tcstiii};-. 29, Sj. 



Beede, J. W., I'pper Permian of 

 Oklahoma, etc., 24, 86; correla- 

 tion of Guadalupian and Kansas 

 sections, 30, 131. 



Belgium, caves iti, Prinz, 30, 91. 



Belknap Mountains, petrography, 

 Pirsson and Washington, 22, 



430, 493- 



Benton, J. R., strength and elas- 

 ticity of spider thread, 24, 75. 



Bergen, Norway, glaciation, etc., 

 Kolderup, 26, 583. 



Bergen, J. Y., Botany, 23, 155. 



Bering Sea ice flows, diatoma- 

 ceous dust on, Kindle, 28, 175. 



Bermuda Islands, Bibliography of 

 literature. Cole, 25, 159. 



— Cahow from, Mowbray, 25, 

 361; decapod Crustacea, Verrill, 

 25, 534; fishes, parasites of, 

 Linton, 25, 159. 



— Geology and zoology, Verrill, 



24, 179, 180. 



Berry, E. W., Prorosmarus alleni 

 from Virginia, 21, 444; mid- 

 Cretaceous species of Torreya, 



25, 382; Cretaceous Bauhinia 

 from Alabama, 29, 256; Pleisto- 

 cene flora of Alabama. 29, 387; 

 Cretaceous Lycopodium, 30, 



275- 



Beyer, F. B., filtering crucible m 

 electrolytic analysis, 25, 249; 

 electrolytic estimation of lead 

 and manganese, 27, 59. 



Bigelow, F. H., meteorological 

 elements and solar radiation of 

 the United States, 25, 413; gen- 

 eral circulation of the earth's 

 atmosphere, 29, 277; inversion 

 of temperature amplitudes, 30, 



U5- 

 Binn, Valley of, Desbuissons, 29, 



195- 

 Biology, Elements, Hunter, 24, 



448. 



— of the Nineteenth Century, 

 Braeunig, 25, 362. 



Bi-quartz wedge plate, Wright, 



26, 391. 



Birds, interlocking of feathers in 

 flight, Trowbridge, 21, 145. 



— of Chicago, Woodruff, 24, 92. 



— origin of. Pycraft, 22, 547. 

 See also ZOOLOGY. 



Birkeland, K., Norwegian Aurora 

 Polaris Expedition, 29, 272. 



Bishop, A. L., I'hysical and Com- 



nuTcial Get)gr;ipliy, 30, 158. 

 Bitumens, solid, Peckham, 29, 459. 

 Black Hills, Dakota, geology and 



water resources, Darton, 20, 



267. 

 Blackwelder, E., Research in 



China, 24, 501; 25, 349; Yakutat 



coastal plain of Alaska, 27, 459. 

 Blair, A. A., Chemical Analysis 



of Iron, 26, 511. 

 Blake, W. P., tourmaline of 



Crown Point, N. Y., 25, 123; 



Minerals of Arizona, 28, 82. 



— obituary notice of, 30, 95. 

 Blodgett, M. E., stratigraphy of 



Mt. Taylor region, N. M., 25, 



S3- 

 Body, and Defences, Jewett, 30, 



93- . 

 Bbggild, Greenland minerals, 23, 



320; sea-floor deposits of Green- 

 land, 23, 394. 

 Boiling points, see Metals. 

 Bolometer, vacuum, Warburg, 



Leithauser and Johansen, 24, 



500. 

 Boltwood, B. B., radio-activity of 



salts of radium, 21, 409; radio- 



activitj' of thorium minerals 



and salts, 21, 415. 



— radium and uranium in radio- 

 active minerals, 22, i; produc- 

 tion of radium by actinium, 22, 

 S37-. 



— disintegration products of ura- 

 nium, 23, ■]■/. 



— radio-activity of thorium salts, 

 24, 93; new radio-active ele- 

 ment, 24, 370. 



— radio-activity of uranium min- 

 erals, 25, 269; ionium, 25, 365; 

 life of radium, 25, 493. 



— International Congress of 

 Radiology and Electricity, 30, 

 415- 



Bornstein, R., Wetterkunde, 22, 



81. 

 Bose, J. C, Plant response as a 



means of investigation, 21, 476; 



22, 188; Electro-Physiology, 25, 



525- 

 Bosler, J., Theories of the Sun, 30, 



295- 

 Boston, Cretaceous clays of, 

 Clapp, 23, 183. 



— Society of Natural History, 

 Guide to Invertebrate Collec- 

 tion, Sheldon, 21, ZZ^, 475- 



