C 53 * 1 
Atwood, George, M. A. his general theory for the ir.enfurauon of the angle fubtended 
by two obje&s, &c. p. 395. Tables for taking the diameters of the fun and planeu, 
P- 43 2 435 - 
Ava, river. Suppofed to be the fame with the Sanpoo, p. 1 1 1, But is not, p. 1 1 2. 
Aurora borealis. See Cavallo. 
Aurum fulminans. See < Thompfon% 
B. 
Battle powder, double proof, is better than government powder, p. 304. Why fo 
called, ibid. 
Barker , Thomas, Efq* his regiller of the barometer, thermometer, and rain, at 
Lyndon, in Rutland, 1780, p. 351. 
Baths . See Crawford. 
Bellonius . The firft who deferibed and gave a figure of the Ophidium, p. 436. 
Bclcn. Is the earlied writer who is of opinion that Turkies were natives of the old 
world, p. 72. 
Bengal . Difference between the inundations there and thofe of the Nile, p. 104. See 
Rivers, Monfoons. 
Bergman , Mr. See Chemical affinities. 
BeJ'chan , an Indian deity. The fame with Viflnou, p. 89. 
Bird-lime . A fort drong enough to catch peacocks and the larged: birds, how made* 
p. 376. 
Births , deficient, p. 36 2. 
• — monftrous, 362, 363. 
Blagdetiy Dr. Charles. On the heat of the water in the Gulf-dream, p. 334. Defcrip- 
tion and caufe of that dream, ibid. Its water at lead fix degrees hotter than the fea 
into which it runs, p. .337. Great advantages may be derived from the thermometer 
in eroding that dream, p. 342. Method of determining its velocity, p. 343. 
Advantage of determining with certainty the time when a fhip enters that dream, 
P- 344 - 
Bland , Dr. Robert, his midwifery reports of the Wedminder General Difpenfary, p. 
333. His method of keeping the regider of midwifery patients there, p. 336. 
Table of difficult and fatal labours, and natural ones, p. 338. et feq. See Puerperal 
fever. Table of the proportion of male and female children, &c. p. 362. Table 
of the ages at which women begin and ceafe to be capable of bearing children, p. 
365. Tables of the number of children borne by 1389 women, &c. p. 366. Wo- 
men of the poorer dades are exceedingly fertile, but cannot rear many children, 
and why, p. 367. Table of the chance of life from infancy to twenty-fix years of 
age, p. 369. Comparative table of the population, &c. p. 370* See Hofpitals-. 
Bort % 
