[ 3*6 ] 
K. 
Kite (eledrical) railed by Loammi Baldwin during the approach of a fevere thunder- 
florin, p. 275. Effedof the eledricity upon him, p. 276. 
L. 
Lac, the produce of, and a ftaple article of commerce in, Adam, p. 107. Lac neither 
a gummy nor a refinous fubflance, though it has fome properties which are common 
to both, ibid. Known in Europe by the different appellations of flick-lac, feed-la^ 
anti fhell-lac, ibid. Ufed as a dye by the natives of AlTam, p. 109. The method 
of purifying it, ibid. - 
Lake, bituminous. See Trinidad , alfo Tar-lake . 
— — Tincal found in a lake in Thibet, which is fifteen days journey northward from 
Tifibolumboo, p. 96. Great quantities of rock fait found in this lake, p. 97. 
Letter , fupplementary, on the identity of the fpecies of the Dog, Wolf, and Jackal, 
p. 160. 
Letters , two, concerning a monfler of the human fpecies, p. 157, 158. 
Light , capable cf giving colour to fpirit of nitre, p. 140. 
— an attempt to explain a difficulty in the theory of vifion, depending on the 
different refrangibility of light, p, 256. Euler’s hypothecs of refradion of the 
differently refrangible rays of light proved to befalfe, p. 257. 
Lime-Jtone , rock of, difcovered at Punukha ; very advantageoufly fituated for being 
worked, and exceedingly pure, p. S3. 
Linnaus , many of his defcriptions given in a very carelefs manner, p. 21. Particularly 
unfortunate in the conftrudion of the clafs called amphibia, ibid. 
liquor, green acid, procured by the explofion of dephlogifticated and inflammable airs 
in clofe veiTels, pp. 8, 9, 10. 
\ 
t 
Manganefe , per fe, gives airs of different kinds, but chiefly fixed and dephlogifticated 
airs, as foon as it is fubjed to a confiderable heat, p. 306. 
Mangrove fwamps in the ifland of Trinidad, p. 65. 
Marjham , Robert, indications of fpring, p. 134 — 136. 
Majkelyne , Dr. Nevil, on a difficulty in the theory of vifion, depending on the refran» 
gibility of light, p, 256, 
Mersmy, 
