[ S 21 3 
line liquors faturated with it, p. 143. Its con{litution, p. 144, Of phofphoric 
. hepatic air, p i|o. Tirft difcovered by Profeffor Bergman, p. 180. 
Berjchel , Dr, B ■ Bam , Catalogue of One Thoufand new Nebulae and Chillers of Stars, p. 
457. InUruments ufed by him in making the obfervations, p, 457. His method of 
making ob rvations, p. 4-8. Inveftigation of the Caufe of that Indiftindnefs of 
Vifion which has been afcribed to the Smallnefs of the Optic Pencil, p. 300. 
Hevelius, the pains he took in dividing circles, p. 2. 
Hindiey , Henry , explanat of his method of dividing circles into any given number of 
parts, p. 19. Extra from two of his letters to Mr* Smeaton, explaining his 
method, p. 23. Pro 2d improvements to his method, p. 31. 
Hook , Dr. his defcription of a quadrant, p. 2. 
I. 
Indians of North America, particulars relative to their nature and cuftoms, p. 229. 
Enquiry into their fuppofed want of beard, ibid. Pluck out their beards, p. 230. 
Colonel Butler’s opinion on that fubjed, p.231. Captain Brant’s opinion, p. 232. 
Indians of the Six Nations, divided into the Turtle-tribe, the Wolf-tribe, and the Bear • 
tribe, p. 233. The Chief or Sachem of each tribe hereditary in the family, but 
appointed by the chief who dies, ibid. The chief warriors hereditary, p. 234. 
Have great women as well as great men, who hold feparate councils, ibid. Their 
friendlhips, ibid. 
Infinite Series, Dr. Waring’s Paper on, p. 81. 
Infiruments , on the divifion of, p. 8. Improvements by Mr. Bird, p. 13. Improve- 
ments by Mr, Ramfden, p. 17. Improvements by Mr. Hindiey, p.19. Improve- 
ments by Mr. Smeaton, p. 31. 
Introfujception , hiliory and diffedion of an extraordinary one, p. 305. 
Iron , tmall quantities of, in other metals may be the caufe of their aifeding the needle, 
p. 62. 
Ifchia , Ifiand of, account of a column of boiling water in the fea, near, p. 370. 
Jupiter, obfervations of his firk fatellite, from June 3, 1782, to Dec. 2, 1785, at 
York, p. 2 1 1. 
K. 
Keddlefione-Water (Derbylhire), may be rendered limilar to Harrogate by diflblving 
common fait in it, p. 178. 
King , Edward, Account of a Subfidence of the ground near FolkRone, p. 220, 
Kirwan, Richard, Experiments on Hepatic Air, p 9 1 1 <8, 
L. 
