COJfTENTS. 



m 



Transit of Merciiry in 1786^ . . 



On the sanae, 



Obs. on Miss Herschel's Comet, 

 Two Satellites to the New Planet 

 Latit. andliOngit. of Greenwich, 



Measures for the same, 



Volcanos in the Moon, 



Astron. Obs. and M icrometer, . 

 Precession of the Equinoxes, . . . 

 The Georgian and its Satellites, , 



Page PaRc 



Kohler .. 182 The Mahometan Era Hejera, .... Marsden 509 



Rumovski 183 Improv. of Celestial Globes, ... . Smeaton 517 



Wollaston 186 On a Solar Eclipse, Piazzi . . 529 



,Herschel 214 Observations of a Comet, Herschel 560 



Maskelyne 218 A 2d 1000 New Nebulae, Herschel 586 



Roy 240 On Saturn's Ring and Satel., Herschel 6 13, 730 



Herschel 255 Observations on Venus and Mars, Bugge . . 621 



Smeaton 292 Latit. and Longitudes of Places, E. Pigott 709 



Vince . . 303 On the Hindoo Chronology, .... Marsden 742 

 Herschel 489 



3. Pneumatics, 



Experiments on Air, Cavendish 15 On Hepatic Airs or Gases, .... Hassenfratz 286 



Experiments on Hepatic Air . . . Kirwan. . 68 Mechanical Expansion of Air, . . Darwin.. 372 

 Dephlogisticated Air from Water, Thompson ip? 



4. Acoustics, Music. 

 Temperament of Musical Instrum., Cavallo 442 



5. Optics. 

 New Set of Wires in a Telescope, Wollaston 7 An Indistinctness of Vision, ... . Herschel l65 

 Ocular Spectra of Light, &c. R.W.Darwin 121 On the Theory of Vision, Maskelyne 595 



6. Electricity, Magnetism, Thermometry. 



Loss of Weight by Heat, .... Fordyce . . 13 On different Electrometers, 



Magnetical Experiments, Cavallo 57, 170 



New Experiments on Heat, .... Thompson 108 

 On a New Electrical Fish, .... Paterson . . 134 

 Thermometer for High Degrees, Wedgwood 1 36 

 On a New Electrometer, . . Ab. Beniiet 173, 176 



On a Thunder Storm, Stanhope. . 2 ! 6 



A Doubler of Electricity Ab. Bennet 282 



Experiment on Heat, Fordyce . . 288 



On Subterranean Heat, 

 Mean Heat for every Month, 

 Experiments on Local Heat,. 

 Way of Electrifying Glass, . 



A New Electrometer, 



A New Electrical Machine, . 

 Experiments on Electricity, . 



. . Cavallo . . 354 



Dr. J. Hunter 377 



. . Heberden 384 



, . . Six 404 



. . . Gray. . . . 407 



. . Cavallo . . 449 



■ . . Nicholson 505 



. . . Nicholson 599 



Class III. Natural History. 



1. Zoology. 



A New Marine Anin^l, Home . . 1 Natural History of the Cuckoo, , , Jenner . . 432 



On the same, J. Hunter 4 On Linnaeus's Amphibia and Serpents, Gray 521 



Minute British Shells, Lightfoot 80 On the Sugar Ants in Grenada, .. Castles . . 688 



On the Wolf, Jackal, and Dog, J. Hunter 264, 562 



2. Botany, 



Dryander . . 287 On the Growth of Trees Barker . . 507 



Swartz .... 302 The Nardus Indica or Spikenard, Blane . . . 658 



3. Mineralogy, Fossilogy, &c. 



. R, Barker 9 On a Mass of Native Iron, .... De Cells . . S69 

 Bituminous Lake in Trinidad,. . Anderson. . 531 

 Mineral Productions of Thibet, &c. Saunders b^g 

 Strata and Volcanic Productions, &c. . . Mills 639 

 A Mineral from N. South Wales, Wedgwood 667 



On the Benjamin Tree, . 

 A New Grenus of Plants, 



A Stag's Head and Horns, . , 

 Petrifactions at Maeslricht, . 

 Strata of a Well at Boston, . , 

 On the Production of Borax, 

 On the same subject, 



Camper . , 

 Linibird . 

 Blane . . . . 

 Rovato . . 



183 



282 



284 



4. Geography and Topography. 



Subsid. of Ground at Folkstone, Lyon 91 Account of an Earthquake, . . S. More . , 176 



Customs of the Americans, . . M'Causland 93 Meas. for Lat. and Long, of Greenwich, Roy 240 

 State of Mount Vesuvius, . . . Hamilton . . 131 Productions of Boutan and Thibet, Saunders 539 

 Latit. and Longitude of York, E. Pigott . . 145 



