5 o6 INDEX. 
Sky-lark, our mocking bird, p. 286. 
Solar rays, produce a greater evaporation than dark hear, 
P- 4 5 2 - 
Song of birds, why fo difficultly capable of mufical nota- 
tion, p. 2 65. The firft origin of our mufical notes, 
p. 269. Inferior to that of the human voice, p. 28S. 
Sounds , what part they are in fifh, p. 7, 8. The belt for 
making of Ifinglafs, p. 9. 
Sparrow, whofe fong was a mixture of thofe of the linnet 
and goldfinch, p. 257, 277. 
Staffordjhire. See Maries . 
St. Paul's cathedral, lecured from lightning by metallic 
conductors, p. 58. Account of the efFe&s of light- 
ning upon them, p. 59, 60. 
Sturgeon, from Hudfon’s-Bay, defcribed, p. 150. Comes 
near the fifii, called Sevruga, by the Ruffians, p. 151. 
Sturgeon , improper for making of Ifinglafs, p. 13, 14. 
Sucker , a fifh from Hudfon’s-Bay, being a new fpecies of 
carp, p. 155. Defcribed by Mr. Forfter, p. 158. 
Swinden , Profeffior J. H. on the great colds at Franeker, 
and other Towns in Holland, p. 89, &c. 
Swinton, Rev, John, farther remarks upon a Denarius of 
the Veturian family, p. 2z» 
T. 
Thunder-Jlorm , its effeCts on Lord Tylney’s houfe at Naples* 
p.329. 
Tin-fal, fire and detonation produced with it, in a folu- 
tion of nitrous fait of copper, p. 137. How account- 
ed for, p. 139, &c. 
Tokay Wine, from whence, p. 292. How made, p. 
294. Its different fpecies, p. 295. Its characters, 
p. 266.. Its price, p. 298.. How kept and tranfported, 
p. 199. 
Torpedo , phenomena of its ffiock proved to be eleCtrical, 
p. 462. Imitated by artificial eleCtricity, p. 469. 
Their comparative force in water and in air, p. 471. 
Compared by Kempfer to^ lightning, p. 476. From 
6 wha 
