312 



Beyer (P.) 223. 



Biddulphia pulchella .... 64, 68. 



Bignonia echinata'. . .' 58. 



Biilmann (E.) 255, 275, 276, 278. 

 Bilateral symmetry . . . 4, 54, 195. 



Bile-acids 284. 



Binary axis 14, 15, 22, 23, 36, 37, 38, 



39, 40, 43, 67, 79, 97, 105, 124. 

 Biological description 3, 34, 35, 40, 45, 



46, 54, 55, 58, 59, 60, 61, 62, 64, 67, 



68, 69, 72, 83. 



Biot (A.) 180. 



Birkeland (A.) 106. 



Bischoff (C. A.) 200, 214. 



Bismuthum 105, 106. 



Bivalent elements . . . . . . .141. 



Blasius (E.) 123. 



Blastoidea 54, 60. 



Blood-albumine . 285. 



Blossom-diagrams 34, 35, 59, 60, 61. 



Blossoms (symmetry of) 34, 35, 55, 59, 



60, 61, 195, 196. 



Bodewig (C.) 252. 



Bodlander (A.) 181. 



Boehm (R.) 252. 



Body (human) ". . . . 9. 



Boeke (H. E.) 83. 



Boldyrew (A. K.) 17, 19, 21, 26, 30, 



126. 



Bollemont (E. G. de) 222. 



Bombicci (L.) 167. 



Bonnet (Ch.) 155. 



Boracite 72, 179, 185, 186, 187, 189. 



Born (M.) 272. 



/-Bornyl-benzoyl-formate . . . .291. 



/-Bornyl-citraconate 291. 



/-Bornyl-fumarate 294. 



/-Bornyl-mandelates 294. 



/-Bornyl-mesaconate 291. 



/-Bornyl-pyruvate . 291. 



/-Bornyl-pyruvate-oxime 291. 



/-Bornyl-tartrate 295. 



Botryllus Marionis 59, 64. 



Botryllus polycyclus 59, 64. 



Boudajef (N.) 79. 



Bourquelot (E.) 220. 



Bo yd (D. R.) ^282, 300. 



Bragg (W. H.) 77, 97, 109, 143, 144, 



Bragg (W. L.) ... 146, 147, 152. 



Braun (A.) 155, 156, 160, 161, 163. 



Brauns (R.) 177, 184, 185, 188, 189. 



Bravais (A.) 25, 73, 109, 118, 122, 

 126, 127, 128, 129, 130, 134, 155, 156, 

 157, 160, 161, 164, 165, 170, 193. 



Bravais (L.) 155, 156, 160, 161, 164, 



165. 



Bredig (G.) 220, 283, 295, 296, 298. 



Brereton Evans (C. de) ... 266. 



Brezina (A.) 185. 



Brewster (D.) ...... 179, 184. 



Bridel (M.) 220. 



Brogger (W. C.) 177. 



Broglie (M. de) 146. 



Bromlite . 173, 174. 



#-Bromobutyric acid 275. 



Bromo-camphor-carboxylic acids . 297 



OJ-Bromo-camphoric-anhydride . . 223. 



Bromo-camphor-sulphonic acid . .213. 



Bromoform (as solvent) 228. 



Bromosuccinic acid .... 225, 274. 



Bromo-tartrates (of complex salts) 213. 



Brown (H. T.) 284. 



Brucine ..... 213, 254, 292, 293. 



Brucine-biracemate .... 216, 292. 



Brucine-malate 292. 



Brucine-methyl-ethyl-malonate . . 292. 



Brucine-tartrates 292. 



Brucine -valerate (acid) 292. 



Brucite 169, 189. 



Brunella grandiflora 54. 



Bruni (G.) 224. 



Buchholzia maritima .... 46, 72. 



Buchner (E.) 219, 250. 



Bud (terminal) 161. 



Bulb (X-ray-) 147. 



Burkhardt (W.) 87. 



norm. Butyl-methyl-benzyl-phenyl-am- 

 monium-iodide 228. 



Byk (A.) 302, 303. 



Bijl (A. J.) . 143. 



C. 



Cadmium 138, 140. 



Cadmium-sulphide . . . . . . .141. 



Caesium-dithionate .... 179, 181. 



