INDEX. 



773 



Binomial theorem, 190 : discovery 

 of, 231. 



Biot, on tension of vapour, 500. 



Blind experiments, 433. 



Bode's law, 147, 257, 660. 



Boethius, quoted, 33 ; on kinds of 

 mean, 360. 



Boiling point, 442, 659. 



Bonnet's theory of reproduction, 621. 



Boole, George, on sign of equality, 

 15 ; his calculus of logic, 23, 113, 

 634 ; on logical terms, 33 ; law 

 of commutativeness, 35 ; use of 

 some, 41-2 ; disjunctive proposi- 

 tions, 70 ; Venn on his method, 

 90 ; Laws of Thought, 155 ; 

 statistical conditions, 168 ; pro- 

 positions numerically definite, 

 172; on probability, 199; 

 general method in probabilities, 

 206 ; Laplace's solution of inverse 

 problem, 256 ; law of error, 377. 



Borda, his repeating circle, 290. 



T)oscovich's hypothesis, 512. 



Botany, 666, 678, 681 ; modes of 

 classification, 678 ; systematic, 

 722 ; nomenclature of, '727. 



Bowen, Prof. Francis, on inference, 

 118 ; classification, 674. 



Boyle's, Robert, law of gaseous 

 pressure, 468, 470, 619 ; on 

 hypothesis, 510 ; barometer, 659. 



Bradley, his observations, 384 ; 

 accuracy of, 271 ; aberration of 

 light, 535. 



Bravais, on law of error, 375. 



Brewer, W. H., 142. 



Brewster, Sir David, iridescent 

 colours, 419 ; spectrum, 429 ; 

 Newton's theory of colours, 518 ; 

 refractive indices, 10, 527 ; optic 

 axes, 446. 



British Museum, catalogue of, 717. 



Brodie, Sir B. C., on errors of 

 experiment, 388, 464 ; ozone, 

 663. 



Brown, Thomas, on cause, 224. 



Buckle, Thomas, on constancy of 

 average, 656 ; science of history, 

 760. 



Buifon, on probability, 215 ; defini- 

 tion of genius, 576. 



Bunsen, Robert, spectrum, 244 ; 

 photometrical researches, 273, 

 324, 441 ; calorimeter, 343. 



Butler, Bishop, on probability, 197. 



CALORESCENCE, 664. 



Camestres, 84. 



Canton, on compressibility of water, 

 338. 



Carbon, 640, 728 ; conductibility 

 of, 442. ' 



Cardan, on inclined plane, 501. 



Cards, combinations of, 190. 



Carlini, pendulum experiments, 

 567. 



Carnot's law, 606. 



Carpenter, Dr. W. B., 412. 



Catalogues, art of making, 714. 



Cauchy, undulatory theory, 468. 



Cause, 220 ; definition of, 224. 



Cavendish's experiment, 272, 566. 



Cayley, Professor, 145 ; on mathe- 

 matical tables, 331 ; numbers of 

 chemical compounds, 544. 



Celarent, 55. 



Centre of gravity, 363, 524 ; of 

 oscillation, gyration, &c., 364. 



Centrobaric bodies, 364. 



Certainty, 235, 266. 



Cesare, 85. 



Chalmers, on collocations, 740. 



Chance, 198. 



Character, human, 733. 



Characteristics, 708. 



Chauvenet, Professor W., on treat- 

 ment of observations, 391. 



Chemical affinity, 614 ; analysis, 

 713. 



Chladni, 446. 



Chloroform, discovery of, 531. 



Chronoscope, 616. 



Cipher, 32 ; Bacon's, 193. 



Circle, circumference of, 389. 



Circumstances, indifferent, 419. 



Circumstantial evidence, 264. 



Clairaut, 650, 651 ; on gravity, 

 463. 



Classes, 25 ; problem of common 

 part of three, 170. 



Classification, 673; involving in- 

 duction, 675 ; multiplicity of 

 modes, 677 ; natural and arti- 

 ficial systems, 679 ; in crystal- 

 lography, 685 ; symbolic state- 

 ment of, 692 ; bifurcate, 694 ; 

 an inverse and tentative operation, 

 689 ; diagnostic, 710 ; by indexes, 

 714 ; of books, 715 ; in biological 

 sciences, 718 ; genealogical, 719; 

 by types, 722 ; limits of, 730. 



Clifford, Professor, on types of 



