:!; 



VOLUMES XXXI-XL. 



679 



Atlas des formes du relief terres- 



tre. 31, 234; 33, 103. 

 Atmosphere, after passage of 



Halley*s comet, Claude. 32. 



of higher. \Yeg- 



34* vv 



— minerals in dusty, Hartley, 32, 



— radiation of. \ ery. 34, 533. 39, 

 201: Bigelow, 35, 254. 38. 



-lies of. with balloons, etc.. 

 de Bort and Roteh. 32, 82. 



— thermodynamies of nonadia- 

 hatie. Bigelow. 34, 515. 



Atom, Beyond the. Cox, 36, 566. 

 Atomdynamik, Stark. 32, 67; 40, 



Atomic weights. International 

 Committee on. 33, 270; 40, 658. 

 CHEMISTRY. 



Atoms, multiple-charged. Thom- 

 35. 101. 



Attraction, Mathematical Theory. 

 Tarleton, 37. 340. 



Atwood. E. L., Modern Warship. 

 36. 



Aurora Borealis, rays producing. 

 Vegard, 33, 501; spectrum, 

 36, 646. 



Australia, Broken Hill Area, geo- 

 logical investigations. Mawson. 

 40. 



— Pi hie Aspects, Tay- 

 lor. 33, - 



— Pines. Baker and Smith. 32, 



— \\ est, geol. survey, <=ee Geo- 

 logical Reports. 



Aventurine feldspar. Andersen, 



40, 3 = T. 

 Aviation, Langley. 32, 400. 

 Axes, Peruvian bronze. Foote and 

 11, 34, 128: Mathewson, 40, 



B 



Bacteriological Technique, Eyre, 



36. 

 Bacteriology, General. Jordan. 31, 

 hold, Buchanan. 35. 

 ratory, Heineman. 

 33. 71 : Manual. Reed. 37. 

 Bahia, Brazil, diamond- 

 Branner, 31, 1 

 " r r. 3.S. 

 Bailev E. H. S.. ducts. 



39, 136. 



Bailey, L. H., Plant-Breeding, 40, 

 02; Fruit-growing, 40, 93. 



Bain, H. Foster, Ore Deposits, 

 33. 292. 



Baird, Spencer F., Biography by 

 W. II. Dall, 40, 95. 



Balance, J oil v. new. Kraus. 31, 



56 1 . 

 Barbour, E. H., Medusina wal- 



COtti, a Carboniferous jell> r fish, 



38, 505; Carboniferous euryp- 

 terids oi Nebraska. 38, 507; new 

 longirostral mastodon, 39, 87; 

 Carboniferous plant tissue, 39, 

 [73; new Nebraska Mammoth, 

 Elephas hayi, 40, 129. 



Barrell, J., Upper Devonian delta 

 of the Appalachian geosyncline, 

 36, 429; 37, 87, 225. 



— geologic time-table for North 

 America, 38, 1; movements of 

 the strand line in Pleistocene 

 and post-Pleistocene, 40, 1; 

 strength of the earth's crust, 

 40, 663. 



Barrows, H. H., Elements of 

 Geology. 31, 463. 



Barss, W. R., measurements of 

 radio-activity, 33, 546; ioniza- 

 tion in gases and vapors, 34, 

 229. 



Bartlett, G. M., Geometry, 32, 84. 



Barus, C, independence of coro- 

 nas of thickness of fog layer, 

 3i, 564. 



— rate of decay of nuclei, 33, 107; 

 displacement interferometer. 33, 

 109. 



— interferometry of electrified 

 air currents. 34, iot; growth of 

 air-bubbles in a liquid. 34, 304; 

 comparison of two screws, 34, 

 333- 



— screw micrometer, 35, 267; 

 resolution of interference 

 fringes, 35, 308. 



— elcctrometry with displace- 

 ment interferometer. 37, 65; re- 

 pulsion of parallel plates, 37, 

 350; displacement interferom- 



applied to the horizontal 

 pendulum. 37, 50T. 



— contractions of FitzGerald- 

 Lorentz effect, 38, 352. 



— repulsion of two metallic, disks, 



39. '• 



of compensators in dis- 

 placement interferometry, <o, 



