INDEX TO VOLUME XLV.* 



Abbe. C, Mechanics of the Earth's At- 

 mosphere, 442. 



Absorption spectra, Julius, 254. 



Academy of Sciences, National, Wash- 

 ington meeting, 527. 

 Texas, Transactions, 78. 



Agassiz, A., observations in the West 

 Indies, 78, 358. 



Age of the earth, King. 1 ; Fisher, 464. 



Alternating Currents, Bedell and Cre- 

 hore, 435. 



American Philosophical Society. 527. 



Astronomical Journal prizes, 168. 



Observatory, Yale University, Trans- 

 actions, 357. 



Astronomy, Practical, Miche and Har- 

 low, 528. 



Atkinson. E., 14th edition of Ganot's 

 Physics, 436. 



Australia, Barrier reef of, Saville-Kent, 

 362. 



B 



Baltimore, geol. map, Williams, 73. 

 Barker, G. F., chemical abstracts, 65, 



155, 251, 346. 430, 520. 

 Barrett, S. T., Oriskany fauna, Columbia 



Co., N. T.. 72. 

 Barrett. W. F , Practical Physics. 524. 

 Barus. C, isothermals, isopiestics and 



isometrics relative to viscosity, 87 ; 



colors of cloudy condensation. 1 50. 

 Base apparatus, iced-bar, Woodward, 33. 

 Becker, G-. F., " potential " a Bernoullian 



term, 97. 

 Bedell, F., Alternating Currents. 435. 

 Bergen, J. T., Jr., Text-book of Physics. 



255. 

 Berzelius and Liebig, Letters from 1831- 



1845, 433. 

 Blake, J. F., Annals of British Geology, 



525. 

 Blowpipe Analysis, Rndlich, 76. 

 Botanical Garden, Missouri, reports, 526. 

 Botany — 



Blanched seedlings, how they may be 

 saved, Cornu, 356. 



Perfumes of flowers, localization of 

 Mesnard, 355. 



Botany — 



Vegetation, influence of moisture on. 

 Gain, 356. 



See also under Geology. 



Branner, J. C, geol. survey of Arkan- 

 sas, 1891, 73. 



Brazil, nepheline rocks in, Derby, 74. 



British Geology, Annals, 1891, Blake, 

 525. 



Brown, W., Practical Physics, 521. 



Browning. P. E , determination of iodine 

 in haloid salts by arsenic acid, 334 ; 

 influence of free nitric acid and aqua 

 regia on the precipitation of barium 

 as sulphate, 399. 



California Cretaceous, so-called Wallala 

 beds as a division of, Fairbanks, 473. 

 Celestial Handbook, Poole, 528. 

 Chamberlin, T. C, diversity of the gla- 

 cial period. 171. 

 Chemical Lecture Experiments, Newth, 



68. 

 Chemie. Lehrbuch der allgemeiuen, Ost- 



wald, 522. 

 Chemistry — 



Acetylene, preparation of, Maquonne, 



521. 

 Acids, affinity-coefficients of, Lell- 



mann and Schliemann, 348. 

 Alcohol of the fatty series, new, 



Sundwik, 521. 

 Ammonia, specific heat of liquid, 



Ludeking and Starr, 200. 

 Barium sulphate in analysis, Phinuey, 

 468. 



precipitation influenced by nitric 

 acid and aqua regia, Browning, 

 399. 

 Boiling-point apparatus for determin- 

 ing molecular masses, Sakurai, 346. 

 Boron, the trisulphide and pentasul- 



phide of, Moissan, 430. 

 Csesium-lead and potassium-lead 



halides, Wells. 121. 

 Caffeine and theine. identity of, Duns- 

 tan and Shepheard. 522. 

 Carbon, the oxidation of different 

 forms, Wiesner, 43 1 . 

 di-iodide, Moissan, 253. 



• This Index contains the general heads Botany, Chemistry, Geology, Minebals, 

 Obituary, Rocks, and under each the titles of Articles referring thereto are mentioned. 



