370 Index. 
Brixt, J., On quaternion analysis, 156. 
— On equipotential curves, 187, 313. 
— On orthogonal systems, 244. 
— On certain differential equations, 344. 
Bryan, G. H., 135. 
—— Stability of elastic systems, 199. 
—— Viscous rotating cylinder, 248. 
Collapse of a thin pipe, 287. 
— On Spherical harmonics of the second kind, 293. 
Bureoury, 8. H., On Lagrange’s Equations, 329. 
Burton, C. V., On Colour-Perception, 308. 
Butuer, H. M., 343. 
CALDWELL, W. H., 343. 
CaLLENDAR, H. L., 184. 
— On surface tension, 179. 
Canpy, F. J., On a paper by Sir G. Arry, 343. 
Capillary action, chemical influence of, 66. 
Cardium edule, variations of, 181, 247. 
Carnecis, D. J., On Acetone, 212. 
-— Reduction of ferric salts, 212. 
On Todides of Copper, 307. 
Cayuey, A., On binodal quartics and elliptic functions, 343. 
Chaetocnema, basalis, 135. 
CHREE, C., 115. 
— On Elastic equations, 115. 
On Electric currents and saturated solutions, 223. 
— On stresses in rotating shells, 332. 
Cuark, J. W., On Rhytina gigas, 340. 
Colour-perception, 308. 
Conjugate functions, 187. 
Constants, discontinuity of, 362. 
Cooks, A. H., Radulae of mollusca, 247. 
— Distribution of mollusca, 334. 
Council, 320. 
Crevasse in magnet, effect of, 83. 
Currents, alternating, 321. 
Cylinders in fluid, 135. 
D’Arcy, R. F., On Boron Oxide, 307. 
Darwiy, F., On pith, 358. 
Darwin, G. H., awarded Hopkins Prize, 358. 
Darwin, H., On spirals, 298. 
Decayed wood, 246. 
Dinophilus, new species of, 359. 
Discontinuity of constants, 362. 
