CONTENTS OF VOLUME SIXTEENTH. 



HPage 



OME, of a New Marine Animal .... 1 



Hunter, John, on the same 4 



Wollaston, Fr. New Set of Wires in a Teles. 7 



Barker, R. a Stag's Head and Horns 9 



Bruce, R. Sensitive Quality of a Tree .... 10 



Fordyce, Loss of Weight by Heat 13 



Peacock, Instrum. for drawing in Perspect. 15 



Cavendish, Experiments on Air ib. 



Roy, Measure of a Base on Hounslow-heath 22 



Baker, T. Meteorolo. Reg. 30, 95, 206, 507, 563 



Smeaton, Graduation of Astron, Instruments 30 



Hindley's method to Divide Circles 40 



Goodricke, Variation of the Star ^ Cephei. . o6 



Cavallo, Magnetical Experiments 57 



Waring, on Infinite Series 6l 



Kirwan, Experiments on Hepatic Air .... 68 



Elliot, Affinities of Subst. in Spirits of W. 79 



Lightfoot, on Minute British Shells 80 



Watson, Bp. Sulphur Wells at Harrogate. . 83 



Pigott, Edw. on tlie Changeable Stars .... ib. 



Lyon, Subsidence of Ground at Folkstone. . 91 



M'Causland, Customs of the Americans , . 93 



Cavendish, Freezing Mixtures at Hudson's B. 96 



Thompson, New Experiments on Heat ... 108 



Letsom, on an Extraord. Introsusception . . 1 19 



Darwin, R. W. Ocular Spectra of Light, &c. 121 



Clarke, Mortality of Males and Females . . 122 



Hamilton, State of Mount Vesuvius 131 



Paterson, on a New Electrical Fish 1 34 



Pigott, Nath. on the Transit of Mercury . . 135 



Pigott, Edw. on the same .... ib. 



Wedgwood, Thermom. for High Degrees 136 



Pigott, Edw. Lat. and Long, of York .... 145 



Maskelyne, on the Comet of 1532 and l66l 147 



Vince, New Method of Finding Fluents . . 150 



Camper, Petrifactions at Maestricht 151 



Herschel, Cat. of 1000 New Nebul« 158 



, on an Indistinctness of Vision .. l65 



Miss Herschel, on a New Comet 169 



Herschel, Wm. Remarks on the same .... 170 



Cavallo, Magnetical Experiments ib. 



Bennet, Abr. on a New Electrometer .... 173 



, Appendix to the same 176 



More, Sam. Account of an Earthquake . . ib. 



Bugge, Longitude and Node of Saturn .... 177 



Baxter, Halos and Parhelia in America .... 181 



Kohler, Transit of Mercury in 1786 182 



Rumovski, on the same subject 183 



Limbird, Strata of a Well at Boston ib. 



Fr. Wollaston, Obs. on M iss Herschel'sComet 186 



Brydone, Thunder Storm in Scotland .... ib. 



Waring, Values of Algebraic Quantities . . 19I 



Thompson, Dephlogisticated Air from Water 198 

 VOL. XVI. 



Page 



Herschel, 2 Satellites to his New Planet . . 214 



Earl Stanhope, on Brydone's Thund. Storm 2l6 



Maskelyne, Lat. and Long, of Greenwich . . 218 



Roy, Measures for the same 240 



Herschel, Volcanos in the Moon 255 



Hunter, J. on Extirpating one Ovarium . . . 256 



Thompson, Moisture absorbed by Substances 26O 



Nicholson, Log. Lines on Instruments .... 262 

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



Keir, Congelation of Vitriolic Acid 27 1 



Beddoes, Production of Artificial Cold .... 279 



Bennet, A. on a Doubler of Electricity . . . 282 



Blane, on the Production of Borax ibid 



Rovato, on the same subject 284 



Hassenfratz, on Hepatic Airs or Gases .... 286 



Dryander, on the Benjamin Tree 287 



Fordyce, Experiments on Heat 288 



Smeaton, Astron, Obs, and Micrometer . . . 292 



Garthshore, on Numerous Births 294 



Swartz, a New Genus of Plants 302 



Vince, Precession of the Equinoxes 303 



Hunter, J. Struct, and Economy of Whales 306 



Blagden, on Ancient Inks and Writings . . 351 



Cavallo, on different Electrometers 354 



Fordyce, on Muscular Motion 36 1 



De Cells, on a Mass of Native Iron 369 



Darwin, E. Mechan. Expansion of Air .... 372 



Hunter, Dr. J. on Subterranean Heat .... 377 



Heberden, Mean Heat for every Month . . 384 



Waring, on Centripetal Forces 384 



Six, Experiments on Local Heat 404 



Gray, Manner of Electrifying Glass 407 



Biogr, Notice of Edw. Wh. Gray, M.D. . . 407 



Blagden, Cooling Water below Freez. Point 409 

 Priestley, on Acidity, corap. of Water,&c,41Q, 473 



Smith, on the Irritability of Vegetables .... 42 1 



Cavendish, on the Freezing of Acids 425 



R, S. Meteorological Observations 431, 556, 652 



Jenner, Natural History of the Cuckoo .... 432 



Cavallo, Temperament of Musical Instrum. 442 



— — — , a New Electrometer 449 



Cavendish, Airs changed into Nitrous Acid 451 



Blagden, on Lowering the Point of Congela. 459 



Morgan, Survivorships and Reversions 475, 529 



Baillie, a Transposition of the Viscera .... 483 



Herschel, the Georgian and its satellites . . 489 



Austin, Formation of Volatile Alkali, &c. 493 



Waring, on the Sum of Divisors 4^7 



Walker, Production of Artificial Cold .... 501 



Nicholson, a New Electrical Machine .... 505 



Barker, on the Growth of Trees 507 



Marsden, on the Mahometan Era Hejera . . 509 



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



17 



