C 863 ] 
A N 
INDEX 
TO THE 
SIXTY-SEVENTH VOLUME 
OF THE 
PHILOSOPHICAL TRANSACTIONS. 
A. 
yfBSG E S S, an account of a hard fubftance extra&ed from one, in a woman’s groin* 
^ p. 461 — 463. The fubftance caufed by a peg of wood which fhe had fwallowed 
fixteen years before, p. 462, n . 
Ackbar, the emperor, faid to have built an obfervatory at Benares, p. 604. An account 
of it, p. 598 — 607. 
Adriatic , an account of its tides, p. 145—161. 
ASther, degree of cold produced by its evaporation under the receiver of an air-pump 
whilfl exhaufting, p. 646 — 648. 
Africa , an account of a journey into Africa from the Cape of Good-Hope, and a de- 
fcription of a new fpecies of cuckow, p. 38. Journey undertaken in Auguft 1775, 
ibid. Seafon fo exceeding dry that the inhabitants quitted their country-feats, p. 39. 
Cattle perifhed for want of grafs and water, ibid. Vegetables of all kinds burnt up, 
ibid. Animals met with and hunted on the journey, p. 39, 40. Sec Sparrman, Cuckow . 
Air, in what manner it may be affe&ed by rain, p. 244. An aftive folvent of water, 
in proportion to its drynefs, p. 245. 257. Water may exifl in air in three hates, 
p, 257. Remarks on thefe different hates of water exifting in air, p.257 — 259. 
Concerning air in mines, p. 412. A comparative view of the temperature of the air 
at Liverpool during the years 1772, 1773, 1774? and 1775, p. 247 — 250. Relative 
weight of air and water, p. 560. Expanfions of common air do not keep pace with the 
c dilatations 
