[ 650 ] 
Roebuck (Dr. John), his experiments on ignited bodies, p. £09—512. 
Rogge Feld, in the fouthern part of Africa, fome account of, p, 313, 314. Of its 
ancient inhabitants, p. 314, 315. 
Romance, why fabulous narratives are didinguidied by that name, p. 155. 
Romance language, an emanation of it introduced into England, p. 150 — 132. Into 
Scotland, p. 152. Into Italy, ibid. Into Naples and Sicily, p. 153. Into Spain, 
ibid. Into Paleftine and other parts of the Levant, p. 154, 155. Primitive date of 
it fuppofed dill to exid in feveral other remote and unfrequented parts, p. 155. 
Romanjh language , an account of it, p. 1 29. See Language. 
Rood Land, in the fouthern part of Africa, fome account of it, p. 285. 
Royal Society , a meteorological journal kept at their houfe, for the year 1775, and 
part of 1776, p.319. See. See Tables. An abridged date of the weather colleded 
therefrom, p. 354, See. See Weather. An account of the meteorological indruments 
ufed there, p. 375. See Meteorological lnjlruments. 
Saldana Bay, in the fouthern part of Africa, an account of it, p. 277. A wrong di- 
rection of this bay in all the maps, except the Abbe de la Caille’s, ibid. 
Salt-pan , an account of one in the fouthern part of Africa, p. 297. 
Salt-water, an experiment of parting frefh therefroni by freezing, p. 273, 274. Re- 
marks thereon, p. 374. 
Saturn, a belt on the dife of, deferibed, p. 543. 
Scotland, the Romance language introduced there, p. 152. 
Scott (Dr. William), his account of violent adhmatic fits, occadoned by the effluvia 
of Tpecacoanha, p. 168. See AJlhmatic Fits. 
Scurvy, method of preventing it in a fliip’s company, p. 402—406. 
Sea, ice from the, produces frelh water, p. 374. 
Sea-horfes, dill to be found in the Berg Rivier, in the fouthern part of Africa, p. 278. 
Prohibited to droot any of them, ibid. Nearly dedroyed for their defh and hides, 
p. 279. 
Sealing-wax, Fridion of fealing-vvax againd dealing wax, previoufly warmed, will make 
it eledrical, p. 515. 
Sea-lions, abundance of them in Falkland Idands, p. 108. 
Seals, abundance of them in Falkland Idands, ibid. 
Sea-medicines , the bed antifcorbutic ones, p. 402 — 404. 
Seamen, extraordinary attention given for preferving their health, p. 402 — 406. 
Sea-falt, faturated dilution of, conduds electrical duid 720 times better than rain-water, 
p. 198. Acids of lea-falt and of vitriol, experiments to fee how far they contribute 
to mineralize metallic and other fubdances, p. 6o£. See Mineral Subjlances. 
Sea-w ter, conduds eledrical duid ico times better than rain-water, p. 198. 210. 
iixperimc'nts on water obtained from the melted ice of Sea-water, to afeertain 
whether 
