INDEX TO YOL. Y. 



A. 



Absorption-Bands in the Spectrum, 



Theory of, 216. 

 Actinella anthemoides, 373. 

 biennis, 373. 

 Brandegei, 373. 

 chrysanthemoides, 373. 

 grandiflora, 373. 

 odorata, 373. 

 Richardsonii, 373. 

 AntimonioLis Bromide, Analyses of, 

 54. 

 Re-examination of, 76. 

 Chloride, Analyses of, 40, 61. 



Examination of, 72. 

 Compounds, Crystalline Forms 



of, 114. 

 Iodide, Analysis of, 58. 

 Re-examination of, 77. 

 Hexagonal, 77. 

 Monoclinic, 92. 

 Orthorhomiaic, 85. 

 Oxibromides, 104. 

 Oxichlorides, 105. 

 Oxi-lodides, 100. 

 Antimony, Re-examination of some 

 of the Haloid Compounds 

 of, 72. 

 Revision of Atomic Weights 



of, 1. 

 Specific Gravity of, 17. ■ 

 Synthesis of Sulphide of, 36. 

 Appropriations, 425, 426, 429, 



432. 

 Argentic Sulphide, Reduction of, 



47. 

 Arnica viscosa, 374. 

 Aster Pattersoni, 372. 

 Astragalus allochrous, 366. 

 amphioxys, 366. ■ 



Astragalus artipes, 370. 



confertiflorus, 368. 



Cusickii, 370. 



cyaneus, 367. 



dispermus, 365. 



flavus, 368. 



humistratus, 369. 



lancearivis, 370. 



Mokiacensis, 367. 



Preussii, 369. 



procerus, 369. 



sabulonum, 368. 



scaposus, 366. 



Shortianus, 367. 



Sonora;, 369. 



subcinereus, 366. 



tetrapteras, 369. 



triquetrus, 367. 



ursinus, 367. 

 Atomic Weights of Antimony, Re- 

 vision of, 1. 



B. 



Benzyl Compounds, Researches on 



the Substituted, 202. 

 Billiards, Probabilities at the 



Three-ball Game of, 141. 

 Biographical Notices : — 

 George Bemis, 435. 

 George Tyler Bigelow, 436. 

 Edward Hammond Clarke, 



437. 

 Elias Magnus Fries, 453. 

 J. P. Kirtland, 452. 

 Urba in- Jean- Joseph Leverrier, 



454. 

 John Lothrop Motley, 439. 

 Charles Pickering, 441. 

 Edmund Quincy, 445. 



