370 



INDEX 



Dynamical Equivalent of heat, Maxwell's method 



of experimenting, 215 

 Dynamics, Tail's, 21, 24, 231-232 

 Dynamics of a Particle, Tail and Steele's, 10, 205- 



207 ; MS. preserved in Peterhouse, 10 

 Dynamo, Gramme, 80 



Edinburgh, University student at, 6 ; Tail's career 

 at, 16-52 ; Malhematical Sociely of, 29 ; Royal 

 Society of, 28-31 ; Degree of M.A., address to 

 graduates, 247 



Edinburgh pamphlet on Dynamics (1863), 197-200 



Elastic wires and plates in "T and T'," 192-193 



Elasticity, 21 ; in "T and T', n 193 



Electricity, developed by muscular contraclion, 65 ; 

 repulsion of curreni on itself, Ampere and Tail, 

 66-67 > Tail's contact device in measuring com- 

 pression, 85 ; developed by evaporation, 68, 90, 

 300; atmospheric, 184, 298, 299, 315 ; nature of, 

 297 ; relation to light, 297 ; potential, 302-303 ; 

 capacily, 303 ; density and distribulion, 304 ; 

 eleclrical condition in ihunder cloud, 316 ; 

 eleclrical effects during volcanic eruplions, 317; 

 due lo condensalion, 319 



Electricity and Magnetism, Maxwell's, 176; re- 

 viewed, 258-260 



Eleclrified particles, projeclion of, 345 



Electrostatics and Magnetism, Thomson's Reprint 

 of papers on, 1 76 



Elements of Quaternions, 141 



Elements of Dynamics, 199 



Elements of Natural Philosophy, 197-201 



Ellipse, glissettes of, 160 



Elmo's Fire, St, 306 



Emo, D'Angelo, translates Recent Advances into 

 Italian, 228 



Encouragement to former students, 96-97 



Encyclopaedia, Chambers', 23 



Encyclopaedia Britannica, 24 ; articles by Chryslal, 

 87 ; article Mechanics, 155, 231 ; article Lighl, 

 229 



Energeiics, i 



Energy, article in Good Words, 23, 209 ; dissipalion 

 of, 24, 223-224 ; conservalion of, 179 ; discussed 

 in inaugural leclure, 206 ; kinelic, lerm first 

 used, 209; Wall's energy diagram, 221 



Engineer, The, reviews " T and T'," 186 



Enseignement mathtmatique, f, notice of Tail by 

 J. S. Mackay, 42 



Entropy, Maxwell on Clausius, 115; Clausius" claim 

 lo ihe integral, 209, 224-225 ; moral and intel- 

 lectual, 252 



Envelopes, Tail's Surface, 123-124 



Equiangular Spiral, molion in, 102 



Equilibrium of helerogeneous subslances (Willard 

 Gibbs), 284 



Ergal, referred lo by Maxwell, 222 



Error, frequency of, 98 



Espert, Madame, accounl of fire-ball, 314 



Euler's equalions in qualernions, 149 



Evaporalion, electricily developed by, 68 



Evening Club, ihe, 347-349 



Evoluiion, Herbert Spencer's definilion or formula 



of, 286 



Ewing, J. A., resislance of solutions, 96 

 Examinalion, evils of, 249-250 

 Experiment to measure mass of earth projected, 



15 

 Experimental work, 64-97 ; general character of 



Tail's, 95 

 Experiments with Andrews, 12 



Facsimile of Tail's manuscripl, 181 



Faraday, Michael, 43, 52 ; views on conservalion 

 of force, 66 ; eleclricily and magnelism, 297 



Famie, H. B., An of Golf, 59 



" Father of Freddie Tail," 54 



Faulls in golf strokes, 333 



Favourite authors, Tail's, 33 



Favre and Silbermann, heats of combination, 1 78 



Ferguson, John, edils Thomson's Elements of 

 Dynamics (1863), 199 



Fergusson, Ll.-Col. Alexander, aulhor of ihe 

 Chronicles of the Cummins? Club, 4 



Findlater, Andrew, laughl Tail golf, 23 ; ihe Even- 

 ing Club, 347 



Fire-ball, 312-314 



First Principles, controversy over Herbert Spen- 

 cer's, 278-288 



Fleming, A. B., thermoelectric investigations at 

 low temperalures, 345 



Flexible cords in "T and T'," 192 



Flint, Robert, appreciaiion of Tail, 44-46 ; Tail's 

 admiralion of, 46 



Flule, Tail an adepi on ihe, 12 



Fluxions and differenlials, 121-122 



Fog signalling, 90, 91 



Forbes, George, 24 



Forbes, J. D., natural philosophy class, 6 ; relires 

 from chair, 16 ; glacier work, 18, 24 ; portrait 

 in R. S. E., 29 ; and James Lindsay, 66 ; 

 experiments on thermal conduction, 80 ; and 

 Balfour Stewart, 289 



Force, lecture on, 252-255 ; lecture versified by 

 Maxwell, 253-255; persistence of, 279; and 

 energy, Spencer's views concerning, 283 ; defi- 

 nilions of, 287, 288 



Forked lightning, 311 



Formula of evolution, Herbert Spencer's, 286 



Fortnightly Review, Herbert Spencer's replies lo 

 criticisms, 279 



Foster, Carey, founds laboratory, 22 



