- motions of, 280, 474;
- variations of, 281;
- approach or recess, 298;
- standard stars, 301;
- apparent diameter, 390;
- variable, 450;
- proper motions, 572;
- Bruno on, 639;
- new, 644;
- pole-star, 652;
- conflict with wandering stars, 748.
- Stas, M., his balance, 304;
- on atomic weights, 464.
- Statements, kinds of, 144.
- Statistical conditions, 168.
- Stevinus, on inclined plane, 622.
- Stewart, Professor Balfour, on resisting medium, 570;
- theory of exchanges, 571.
- Stifels, arithmetical triangle, 182.
- Stokes, Professor, on resistance, 475;
- fluorescence, 664.
- Stone, E. J., heat of the stars, 370;
- temperature of earth’s surface, 452;
- transit of Venus, 562.
- Struve on double stars, 247.
- Substantial terms, 28.
- Substantives, 14.
- Substitution of similars, 17, 45, 49, 104, 106;
- anticipations of, 21.
- Substitutive weighing, 345.
- Sui generis, 629, 728.
- Sulphur, 670.
- Summum genus, 93, 701.
- Sun, distance, 560;
- variations of spots, 452.
- Superposition, of small effects, 450;
- small motions, 476.
- Swan, W., on sodium light, 430.
- Syllogism, 140;
- moods of, 55, 84, 85, 88, 105, 141;
- numerically definite, 168.
Table of Contents
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