[ 6 5 2 ] 
SteenM, a fmall fpecies of antelope, in the fouthern part of Africa, p. 269. 
Stellenbn/chy in the fouthern part of Africa, an account of, p. 271, 272. Englifh 
oaks there, p. 272. Manner of treading out the corn there, ibid. Stellenbofch 
mountains, an account of them, p. 275. 
Stcvenfon, his opinion concerning air in the blood, p. 229. 
Storr (Rev. Brice), his enumeration of the inhabitants of Tattenhall, p. 165. 
Stone , Bath, rain penetrates through, p. 444. 
St. Philip's, in the ifland of Minorca, fome account of, p. 439. Built in a very dry 
fituation, on a folid rock, p. 439, 440. St. Philip’s to Mahon, one continued rock 
for two miles, p. 441, 442. It abounds with frogs in the hot feal'on, though 
dry and parched, p. 442. How bred, ibid. 
St. Philip's , caftle of, cut out of the folid rock, p. 440. Some account of it, ibid. 
Subjl antes, ignited, experiments on, 509 — 512. 575 — 577. Metallic and other fub- 
ftances, experiments to fee how far the acids of fea-falt and of vitriol contribute 
to mineralize, p. 605. See Mineral Subftances. 
Sugar, a good antifcorbutic, p. 404. 
Sulphur, will burn and give light, without heat fufficient for ignition, p. 506. 
Supplement to obfervations on the population of Manchefter, p. 160. S zz Manchefter* 
Surfaces , folids, and right lines, proportions fele&ed from a paper on the divilion 
of, p. 73. See Propofitions. 
Swanborow, in the parilh of Iford near Lewes, in Suflex, an account of a very ex- 
traordinary effett of lightning on a bullock there, p. 493, See Lightning. 
Sweden, the granulated iron ore of, being touched with magnetical bars, has the quali- 
ties of a magnet, p. 267. 
Sweet Milk Valley, in the fouthern part of Africa, an account of woods and rocks there, 
p. 274, 275. Cafcades there, p. 275. Defcription of an Hottentot Kraal there, 
ibid. 
Sweet-wort, one of the bed: antifcorbutic fea-medicines, p. 403. 
The variation of the compafs to, in, and from the Eaft Indies, on board the Lyon, 
in the years 1721, 1722, 1723, and 1724, p. 25 — 54. 
The variation of the compafs in a voyage to Guinea, Weft Indies, back to England, 
on board the Kinfale, in the years 1725, 1726, 1727, p. 55 — 68. 
The variation of the compafs from Madera to the Weft Indies, on board the Lark, 
in the years 1727, and 17 1\, p. 69. 
The variation of the compafs in going towards Lifbon from England, and in the 
Mediterranean, on board the Dreadnought, in the years 1730 and 1731, p. 70. 
The variation of the compafs in the Mediterranean, on board the Hcftor, in the 
years 1733, 1734, and 1735, p. 71, 72. 
A com- 
