GENERAL INDEX. 



Sinumbral lamp, ii. 207 



Siphon barometer, iv. 182 



Sirius, vii. 162 



Skin, the human, vi. 95 



Small-pox, ii. 86 



Smeathman, Mr., ix. 119 * 



Smell, i. 87; ib. 195 



Smoke, v. 16 



Sneezing, ii. 80 



Snow, i. 18 ; iii. 71 ; ib. 95 



Soap bubbles, vi. 200 



Soft iron, iii. 196 



Solar eclipse, xii. 163 



light, vii. 68 



microscope, viii. 178 



system, i. 5 ; vii. 169 



: time, v. 139 



Solon's months, v. 149 



Solstices, vii. 37 



Sothic period, v. 156 



Sounds and colours, i. 203 



South American peninsula, ix. 154 ; 



xi. 92 



Spain and Portugal, ix. 141 

 Spectacles, v. 193 

 Spectra, optical, i. 85 : v. 77 ; vii. 



73 

 Spherical aberration, vii. 102 



distortion, vii. 105 



Spider's nest, viii. 121 



web, vi. 202 



Spondylus, xi. 66 

 Spring equinox, ix. 166 



tides, vii. 135 



Squirrel, the, viii. 121 



Staffordshire potteries, ii. 139 



Stage coaches, i. 169 



Standard thermometer, vi. 1 56 



Stanhope press, the, xi. 8 



Stars, i. 88 ; iii. 86 ; v. 67; vii. 148 ; 



viii. 11 



Statuary porcelain, ii. 168 

 Stature, human, viii. 77 

 Steam, iv. 168 ; v. 19 



boilers, vi. 121 ; x. 136 



engines, iv. 204 ; v. 2 ; vi. 120 



navigation, ii. 22 ; iii. 9 ; x. 113 



navy, x. 174 



power, iv. 195 



Stereoscope, the, xi. 137 

 Stewart, Dugald, v. 96 

 Stone-ware, ii. 166 

 Strabo, xi. 99 

 Strata, xi. 46 ; ib. 52 



204 



Stromboli, xi. 114 



volcano of, iv. 171 



Strychnine, vi. 203 

 Stuve, M., viii. 12 ; xi. 195 

 Style, old and new, v. 175 

 Sun, the, i. 8 ; iii. 97; v. 62 ; t&. 



vii. 29 ; ix. 167 

 Sun-dials, vi. 2 

 Sun-stones, i. 160 

 Swedish peninsula, xi. 91 

 Syringes, v. 108 



T^INARUS, xii. 22 



Taming animals, methods of, viii. 174 



Taste, i. 87 



Teapot-lid, reason for perforating, v. 



107 



Teeth, viii. 173 

 Telegraph cables, iii. 157 

 electric, iii. 115 ; iv. 8, 14, 



78 



Telegraphists, iv. 60 

 Telescope, the, v. 126 ; vii. 192 

 Telescopic nests, vi. 56 

 Temperature, i. 90 ; iii. 67 ; iv. 148 ; 



vi. 147 ; ix. 167 ; xii. 3 

 Termes embia, ix. 97 

 fatalis, ix. 97 



Tertiary period, xii. 123 

 Thames water, ii. 103 

 Thaumatrope, the, v. 75 

 Thawing, iii. 76 

 Thermal equator, iii. 68 

 - springs, iv. 166 



Thermometer, i. 70 ; vi. 147 



Thorley, M., x. Ill 



Thunder and lightning, iv. 156 ; 



x. 177 



Thuringerwald, system of, xii. 16 

 Tides, vii. 129 

 Timbre, xii. 188 

 Time, i. 109 ; v. 114 ; vi. 1, 5 

 Time-pieces, v. 137 

 "Times, the," xi. 17-23 

 Torricelli, v. 102 

 Torrid zone, ix. 174 

 Touch, organ of, i. 87 

 Toulon and Innspruck, xii. 74 

 Toys, optical, i. 89 

 Trachytic mountains, xi. 80 

 Trade winds, i. 36 

 Transit instrument, v. 125 

 Transparency, vii. 58 



