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* 



Boscovich'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 ; spectnim, 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. 



Buffon, on probability, 215 ; defini- 

 tion of genius, 576. 



Bunsen, Robert, spectrum, 244 ; 

 photometrical researches, 273, 

 324, 441 ; calorimeter, 343. 



Butler. Bishon on probability, 197 



CALORESCENCK, 664. 



Camestres, 84. 



Canton, on compressibility of water, 

 338. 



Carbon, 640, 728 ; conductibilitj 

 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. 



Cay ley, 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, ou types o( 



