[ 5 l 7 1 
American Indians of the Six Nations divided into the Turtle Tribe, the Wolf Tribe, find 
the Bear Tribe, p. 233. The fucceffion of their Chiefs or Sachems, p. 233* 
Their chief warriors hereditary, p 234. Have great women as well as great 
men, who hold feparate councils, ibid. Their frien dihips, ibid* 
Agronomical Injlruments , obfervation on the graduation of, p. t» Account of thofe 
made ufe of by Dr. Herfchel, p. 437. 
Agronomical Objervations made at York at various times from July 15, 1781, to Dec. 
13, J785, P* 4 2 3 * Catalogue of one thoufand new nebula; and clufters of dars, p* 
457. See Stars . 
Approximations ufed in refolving problems by Euler, p. 93* 
A 
Barker, Thomas, Abllrad of a Regifter of the Barometer, Thermometer, and Rain, at 
Lyndon in Rutland, in 1785, p. 236. 
Barometer, regifter of in 1783, at Lyndon in Rutland, p. 236. Obfervations on at 
York and Scarborough, p, 424. 
Bafaltes, account of, in the ifland of Ponza, p. 373. Account of fome glafs which 
cooled in bafaltic forms, p. 373. Frequently formed by lava running into the fea, 
?. 37 6 . 
Beards , Enquiry into th'e opinion of the Indians of North America not having beards, 
p. 229. Colonel Butler’s and Captain Brant’s opinions on that fubjedt, p. 2.3 r. j 
Bergman , Profejfor , hrft difcoverer of hepatic air, p. 180. _ 4 | 
Bilge VNatcr, obfervations on, p. 185. 
Bird , Mr. improvements made by him in the divifion of instruments, p. 13. 
Birds , fome particulars of the birds in the ifland of Ventotiene, p. 372. Very fetv 
petrefadtions of the bones of birds to be found, p. 451. 
Boiling Water, account of a column of, in the fea near the ifland of Ifchia, p. 370. 
Account of a fpring of, called the Bali came, near Viterbo, p. 371* 
Brahe,. Tycho, The pains he took in dividing circles, p. i» 
Brant, Capt. his opinion of the Indians of North America not having beards, p, 232. 
Brafs, magnetical experiments on, p. 67. Further experiments on, p. 76. 
Briiijb Mujeum, duplicates of pet refactions found in St. Peter’s Mountain, near 
Maeftrieht, departed in the Britifh Mufeum, p. 446. Obfervations on the fkeleton 
of a crocodile depofited there, p. 447. 
Butler , Col . his opinion of the Indians of North America not having beards, p. 231. 
Co 
Calabria, note of the prefent date of, refpeding the earthquakes, p. 380. 
Camper, Peter , conjectures relative to the petre fail ions found in St. Peter’s Mountain, 
near Maeflrichr, p, 443. Duplicates of the petrefadtions feot to the Britifh Mufeum, 
P . 446. 
X x x 2 Cavallo , 
