[ 475 1 
v B. 
Baker, Henry , lcCture founded by him for magnetical experiments and obfervations, 
p. 6. ✓ 
Barker , Thomas , AbflraCt of a Regifter of the Barometer, Thermometer, and Rain, 
at Lyndon, in Rutland, in 1786, p. 368. 
Baxter, Alexander, Defcriptiou of a Set of Halo’s and Parhelia feen in 1771, in 
North America, p. 44. 
Beddoes, Thomas, Experiments on the ProduClion of artifical Cold, p. 282. 
Benjamin Tree of Sumatra, botanical defeription of, p. 307. 
Bennct , Abraham, Defeription of a new Electrometer, p. 26. Appendix to the deferip* 
tion, p. 32. Account of a Doubler of Electricity, p.288. 
Bladder of Whales, p. 413. 
Blagden, Charles, Obfervations on ancient Inks, with the Propofal of a new Method 
of recovering the Legibility of decayed Writings, p.431. 
Blane, William , fome Particulars relaiive to the Production of Borax, p. 297. 
*— Dr. Gilbert , Account of five children born at a birth, p, 345, 
Blood, on the circulation of, in Whales, p. 413. 413, 
Blowhole in Whales, p. 420, 
Bones of Whales and Porpoifes, obfervations on, p. 384. 
Borax, on the production of, p. 297. Account of the places where, and manner in 
which it is produced, Italian, p. 301. Englilh, p. 471. 
Bouguer, M. excellency of his hypothecs, p. air. Table of the degrees of the earth 
conttruCted on his hypothefis, p. 220, Obfervations on his method for obtaining the 
lengths of degrees of great circles to the meridian, p. 46 5. 
Bradley, Dr. proceedings for afeertaining the latitude of the Royal Obfervatory at 
Greenwich, p. 153. 
Brain of Whales, p. 423. 
Brafs, on the magnetifm of, p. 6. Acquires magnetifm by being hammered, p. 7. 
Britain Great , from Ealtnefs, in Suffolk, to the weftern parts of Kent, contains near 12 
degrees of longitude, and from the Channel to the Orkney Iflands about 9 degrees of 
latitude, p. 223. 
Brydone, Patrick, Account of a Thunder-florm in Scotland, with fome meteorological 
Obfervations, p. 61. Remarks on the account, by Charles Earl Stanhope, p. 130. 
Bugge, Thomas , Determination of the Heliocentric Longitude of the defending Node 
of Saturn, p, 37. 
Yyy* 
C, 
