E 55 I 'U •£) E X.' 
Hunter^ Dr. William, his account of the Nyl*ghau, an 
Indian animal, p.' 170. 
Hygrometer y nevv invented by Mr. Smeaton, p. 198. Made 
with flaxen cords, p. 199. Defcription of it, p. 201. 
’ Obfcrvations made with it,* p. 207, 208. Is not a 
meafurer of the abfolute quantity of mojftare contained 
in the air, p. 209. But of the difpolition of the air to 
precipitate or imbibe water, p. 210. 
f. 
t 
Icty its evaporation, p. 329. 
Indigenous plants found in' feveral parts of England, 
p. 359,&c. Difficult to be diftinguifhed, p. 385. 
JndigOy uftd to make the Saxon blue, p. 128. and a yellovv 
die, p. 129. 
JnJlruQionSy given to the obfervers of the tranfit of Venus, 
* P- 545 - . . • ■ ^ ^ 
Ifcbiay ifland, formed by eruptions, p. 34. Its baths, 
P- 35 - 
K. 
Kangy fee Chinefe Jioves. 
Kepler^ s compendium for computing Solar Eclipfes dc- 
monflrated and extended, p. 437, &c. 
Kingy Edward, Efq-, his obfcrvations on the cavern of 
Elden-hole in Derby fhire, p. 256. Mis conjedure a« 
■ bout a fubterraneous river at the bottom ot the cavern, 
p. 258 — 265. 
L. - 
LandeUy Mr. John, on fluents afTignable by arcs of Conic 
Sedions, p. 298. 
LavOy a foul vitrified matter, produced by eruptions and 
very different from the tufa, p. 7. 
Leyden- 
6 
