INDEX. 32 5 
Mr. Alexander, Lieutenant of the 52d Regiment, 
his account of the weather at Quebec, from Apiil 1, 
1765, to April 30, 1 766, p. 291. 
Rofewarne , Mr. Henry of Truro, account of a lump of 
Tin fent by him to the Reverend Mr. Borlafe, p. 37. 
— extract of a letter from him, p. 306. 
Rofs, Mr. David, Surgeon of his Majefty’s fhip the 
Montagu, an account of his obfervations on the varia- 
tions of the Magnetic Needle, p. 216. — extract of a 
letter from him to Mr. William Mountain, p. 218. — 
his table of the variations, p. 220. 
S. 
St. Aujlle , a place in Cornwall, account of a lump of 
Tin found near that place, p. 36. 
St. Ives , a place in Huntingdon (hire, account of fome 
mineral waters near that place, p. 12. 
Sal, ammoniac, account of an experiment made with 
fome, p. 168. 
Salt, Epiom, account of an experiment made on fome, 
p. 1 71. 
Saracen account of certain Infcriptions in the Defarc of 
Sinai', p. 52. 
Sarcndou , its proper name Karondel, near the bitter waters 
in the Defart of Sinai, p. 53. 
SaJJan , the name of a family of Perfian Kings, p. 296. 
Satellites , new method of determining the Longitude of 
places from the obfervation of the Eclipfes of thofe of 
Jupiter, p. 278. — a Table of obfervations of the 
Eclipfes of the fir ft Satellite of Jupiter, p. 2S5. 
Scbeich Alt , a ftation for the Mecca pilgrims, p. 47. 
Sea Tortoife , a defcription of one, p. 200. 
Seras, a fpecies of wild fowl, p. 2 1 1 . 
Short , Mr. his opinion of Mr. Wargen tin’s obfervations 
of the Tranfit of Venus, p. 89. 
Sigma, name of a Greek Character upon a Coin of the 
Emprefs Crifpina, to what (miliar, p. 28. 
Sinai, 
