PROCEEDIXGS, VOLS, i-^o 



AURORAS-BALCH 



Auroras, 6, 162. 



— general relation of, to rainfall, 

 12, 400. 



— influence of meteoric showers on, 

 12, 401. 



— recent, 11, 522. 



— -relation of, to gravitating cur- 

 rents, 12, 121. 



Australia, Western, languages of 

 some tribes of, 46, 361. 



Australian aborigines, origin, organi- 

 zation and ceremonies of, 39, 556. 



— tribes, divisions of, 37, 151. 



— — initiation ceremonies of, 37, 

 54- 



North, divisions of, 38, 75. 



Austrian mone\', specimens of, 8, 



264. 

 Azimuths, determination of, 4, 234. 



Babinet's neutral points, 10, 223. 



Bache, Alexander Dallas, anemom- 

 eter 2, 57. 



Apjohn's formula, 2, 255. 



coral reefs, 2, 150. 



— ■ — corrosion of cables bj- sea 

 water, i, 70. 



■ dew point hygrometer, 2, 249, 



252. 



Espy's theory. 2, 147. 



formulation of cumulus cloud 



from the action of a fire, 2, 116. 



fusible metal, 2, 42. 



induction inclinometer, 2, 2^/. 



■ instrument to determine con- 

 ducting power of bodies for heat, 

 3, 132. 



magnetic dip, i, 146, 151; 4, 11. 



. — -observations, i, 185, 294; 2, 



69, 83, loi, 150; 3, 90, 175- 



meteors, i, 300; 2, 235, 267. 



— — new base apparatus, 4, 368. 

 rain guage, 2, 164. 



standard weights, measures and 



balances, 4, 159. 



■9S *z 'siujg;s 



Bache, Franklin, obituary notice of, 



10, 121. 

 President's address, 5, 360; 6, 



67. 

 Bache, Hartman, magnetic meridian, 



2, 137- 

 — ■ — survey of Sandy Hook, 4, 168. 

 Bache, R. ^leade, boxing, dynamics 



of, 33, 179- 

 Brownian movements, 33, 163. 



— — -City water, sterilization of. 29, 

 26. 



osmazome, conservation of, in 



roasting, 31, 318. 



— ^personal equation, 34, ^t,-. 



■ photogrammetr}-, civil and mili- 



tar}-, 30, 229. 



— — University Extension teaching, 

 29. 50. 



Bacteriolysis and haemolysis, 41, 140. 



Bahamas and Jamaica, observations 

 on the, 29, 145. 



Bailey, L. H., forward movement in 

 plant-breeding. 42, 54. 



organic evolution from a botan- 

 ical standpoint. 35, 88, no, 113. 



Baird, Henry Carey, association, 33, 



134- 



— • — -Carey and two of his recent 

 critics, 29, 166. 



— • — obituary notice of Alexander 

 Biddle, Memorial Volume, i, 196. 



Baird, Henry M., Benjamin Franklin, 

 diplomatic services of, 28, 209. 



Balaenoptera Cope, 12, 108. 



Balch. Edwin Swift, art and eth- 

 nology. 47, 30. 



why America should re-explore 



Wilkes Land, 48, 34. 



Balch, Thomas Willing, American- 

 British Atlantic Fisheries question, 



48. 319. 



First " Assembly Account.'' 



Philadelphia. 1748, 41, 260. 



— — law of Oresme, Copernicus and 

 Gresham. 47, 18. 



