'i|Cf 'INDEX. 



tioils ori- her tranfit in 1761^ p. 67 — her diameter, 52, 7^, 84, loi, 

 appendix 4 — mean diltance from the fun, ib. — obfervations on her paral- 

 lax, 63, IQ2, 116, apf-endix 57. See Tranfit. 



FeJfJ, how to affiil her failing, Vol. III. p. 331. 



(a fub-marine) principles and conftrudlion of, Vol. IV. p. 303 — cuii- 



oiis experiments with, 308, 310, 311. 



Vefumus, account of its eruption in i']6'j. Vol. I. p. 28 r — mod remark- 

 able eruptions of, 2S5. 



Fienitn, proportion of deaths, &.c. at. Vol. III. p. 57. 



V"n:e^ar oi the fugar-maple excellent, Vol. I. p. 73. 



Vines, eflaj on the culture of, and of making wine in N. America, Vol. I, 

 p. 117 — climate well adapted, 120 — produdtiTenefs, 121 — how to 

 plant and manage them, 123 — and form a nurfery, 125, 134 — the 

 vines mofl fuitable, 126 — feleflion of cuttings when to procure and prc- 

 ferve diem over winter, 128 — planting them and preparing the ground, 

 13c — fummer culture of them the firft year, 137 — autumn culture the 

 firft year, ib. — do. the fecond year, 140 — do. the third year, 142 — cul- 

 ture in their bearing llate, 143 — newmodeof trimming them, 144 — gene- 

 ral diredions, 146 — concerning the trimming, ib. — number of branches 

 to be retained, 147 — when to uncover the vines in fpring, and how to 

 lorm proper heads, ib. — tranfplanting, 149 — efpaliers tlie hrll year, 151 

 — fecond do. ib. — third do. 153 — fourth do. 156 — diredions to the 

 Southern Colonies, 157 — Portugueze m.ode of culture, 159 — of dung- 

 ing, 160 — a rich manure, 161 — guarding the fruit againit boys, birds 

 and wafps, 163 — how to prevent the effedls of grub-worms, &c. 164 — 

 to be planted alone, and at what diftance, 165 — bands tor binding 

 them to the flakes, 170. See Vineyards. 



(American) defcribed. Vol. I. p. 192. 



Vineyards, their importance in America, Vol. I. p. 119 — produ<flivenefs and 

 cultivation, 121 — proper fituation, foil, and treatment, 123 — manur- 

 ing, 124 — nurferies, 125 — particular vines to be chofen, 126 — metliod 

 of laying out vineyards, iji, 135 — how to prefcrve the foil on hill 

 fides, i49^fite to be chofen, ijo^how to gather in the vintage, 170 

 — art of making the wine, 171. See Vines. 



Virginia, its population, Vol. III. p. 42 — climate, 51 — barometrical mea- 

 furement of the Blue-ridge, Warm-fpring and Alleghany mountains 

 there. Vol. IV. p. 216 — otlier obfervations tliercon, 222 — unknowm 

 bones found there, 246, 439 — defcription of the Sand hills of Cape- 

 Henry, and tlie natural formation of the country below the falls of its 

 rivers, 439 — of Neptunian origin, ib. 444. 



Vocabulanes, exifting alphabets ill calculated for. Vol. III. p. 265. 



Volcano, a fuppofcd one in N. Carolina, Vol. III. p. 231. 



W 



JVar, interefting reflexions on, by Mr. JefFerfon, Vol. IV. p. 320. 



Waring flVm.J on the theory of water-mills, &c. Vol. III. p. 144 — his in- 

 veftigation of the powers and a defcription of Barker's mill, as im- 

 proved by James Rumfey, 185 — his continuation of the fubjedt of 

 water-mills, with an explanation of a palTage in his former communica- 

 tion, 319. 



Warm 



