INDEX. 371 
Comet , feen at Louifburg in the ifland of Cape Breton, 
April 7, 1766, p. 50. 
Contains of- Venus with the fun, obferved at different times 
by different obfervers, p. 121. Caufe of this differ- 
ence, p. 122, 123. 
Croton Spicatum , a plant of the Havannah, defcribed by 
Dr. Bergius, p. 134. 
* D. 
Daubenton , Mr. judges the foffil thigh-bones, found in 
America, to be the fame with thofe of the elephant, 
p. 42. 
Decimal fractions, their ufe, p. 207. Recurring, p. 208. 
How to be computed, p. 209. 
Degree of latitude, meafured in Pennfylvania, p. 274. 
Degrees of latitude, meafured in different countries, p.. 
3 2 7 * 
Denarius , of the Veturian family, p. 253. 
Dixon , Mr. employed to fettle the limits between Mary- 
land and Pennfylvania, p: 270. Meafures a degree of 
latitude in that province, p. 274. Aftronomical ob- 
fervations. p. 342. 
Douglas , Sylvefler, Efq; on a blue fubftance found in a 
peat-mofs in Scotland, p. 181. 
Drufi adopt inoculation, p. 195. 
E. 
Ears of wheat, encreafed by the divifion of the young 
plants, p. 204. 
Eafter-day , the 22d of March, the fooneft time that it can 
ever happen, p. 100. This will not happen before 
1818, and after that time not till 2285, p. 105. 
Eclipfe of the Moon obferved in Pennfylvania, p. 328. 
Of the Sun obferved at Greenwich, p. 364. 
B b b 2 
Electricity?, 
