INDEX, 4 g 5 



CuckoW) the common opinion about its neftlings doubt- 

 ful, p. 299. 322. 324, &.c. Never migrates from this 

 ~\ p. 304, . 



D. 



Denarius, of the Plsetorian family, defcribed, p. 60. 



Dipping-needle a new, defcribed, p. 476. 480. 



D'pg, breeds with a wolf, p. 9. 



Dollcnd, Mr. Peter, his improvement of Hadley's Qua-. 



dxant, p. 95, &c. 

 Dyes in red and yellow., p. 560 . 



E;. 



EeUpticy the point of the longeft afcenfion in h' found, 

 p. 438. The greateft difference of the arc from its 

 oblique afcenfion, p. 444. ,. 



Elder, ferviceable in preferving plants and trees from in- 

 fects and flies, p. 348* . 



Ekftricityi the. theory of it confirmed by a late violent 

 lightning, p. 134, 135. Of the air, fogs, arid clouds, 



_p. l 3%- H5- 



Electrometer a new, invented by Mr. Henley, p. 360, 



Its advantages, p. 361. . 

 EratoJihenes y \i\% fie ve mi flak en, p. 329. Ill explained,. 



p. 330. Retrieved, p. 332. 

 Ether imbibes fixed air, p, 156. •.. 



F;- 



'Fdimburn water in Scotland analy fed, by. Dr, Monro, 



P- 25. 

 fermenting liquors emit a great quantity of fixed air, 

 p.. 148, 149. Recovered when flat by a mixture. of it, 



p. 154, 



