11 



CONTENTS. 



Page 



Apothecaries, Catalo. of the 50 Plants, &c. 246 

 Dr. Watson, on the Plants called Lichen. . ibid 

 Capt. Chapman, Fossil Bones of an Alligator 259 

 Dr. Himsel, Rare kind of Orthoceratites. . '26l 

 Pat. Brydone, EfF. of Electricity in Diseases 26'2 



Dr. Ward, the Black Assize at Oxford 2()3 



Fa. Gaubil, Plan of Peking in China 265 



K. Fitzgerald, to work the Ventilators by 



the Steam Engine '266 



J. Dollond & J. Short, Refrangibility of Light q67 

 Dr. Watson, Extra. EfF. from Convulsions 27 2 

 Fra. Fauquier, Storm of Hail in Virginia. . 273 

 Dr. Layard, Extra. Case of a Diseased Eye 274 

 H. Ellis, Heat of the Weather in Georgia. . 277 



Tho. Simpson, on the Sums of Series 278 



J. Chevalier, Observ. of a Lunar Eclipse.. 284 

 l)r. Peyssonel, the Manchenille Apple. . ibid 



Wm. Arderon, Magnetism in Brass 285 



H. Baker, on the Sea Polypus 286' 



Mr. Wooler, Fossil Skeleton at Whitby 289 



J. Swinton, Phoenician Numerals ... 29 1 



Cha. Walmesley, Motions of Satellites. .. . 2 5 



Dr. Wall, Case of the Norfolk Boy 307 



Dr. Peyssonel, American Sea-Sun-Crown ibid 



J. Ellis, Rare Species of Barnacles ibid 



Dr. Watson, Poison of Hemlock Dropwort 3 1 1 



Dr. Forbes, Limpet Fish of Bermuda 313 



Dr. Morton, on the same ibid 



T. White, on Cinnamon, Cassia, or Canella ibid 



Fr. Blake, Greatest Effect of Engines 317 



R. Marsham, on the Growth of Trees. . . . 320 

 W. Borlase, Antiquities in Cornwall.... 322 

 S. Pullein, New Improved Silk-Reel . . . 324 



R. Chambers, on Staining Marble ibid 



Dr. Peyssonel, on the Sea Millepedes 326" 



S. Cooper, Thunder Storm at Norwich. . . . 327 

 J. Colebrooke, Encaustic Painting. . . . 328, 332 

 S. Pullein, Cocoon or Silk Pod from Amer. jbid 

 Dr. Brookes, on the Weather in Maryland. . 3 53 

 Edw. Delaval, Electrical Experiments. . . . 334 

 Dr. Henry, Tend, and Muscles Ossified 335, 336 



Dr. Bevis, Account of a Comet 337 



N. Munckley, on the same Comet ibid 



Apothecaries, Catalogueof the5()Plants,&c. 338 

 J. Smealon, on Water Mills & Wind Mills ibid 

 Ja. Bate, Change of Colour of a Negro. . . . 370 

 Dr. Himsel, a Paralytic cured by Electricity 372 

 M. Hubner, on the Terra Tripolitana. . . . ibid 

 Era. Da Costa, on the same substance. . . . ibid 



Jos. Warner, Case of an Empyema ibid 



Sig. Venuti, Antiquities in Italy ibid 



J. Ellis, on Preserving Seeds 37 j 



Dr. Dawson, Suppression of Urine 376 



Dr. Pringle, of a Fiery Meteor 377, 3s 8 



Dr. Rutty, on Mineral Waters. . 392 



J. Van Rixtel, on a Storm of Thunder. . . . ibid 



Wm. Mountaine, on the same 393 



G. Night, on the same subject 394 



Rd. Forster, on a Fiery Meteor ibid 



J. Colebrooke, on the same . ibid 



Wm. Dutton, on the same 395 



Jos. Warner, Stones in the Urethra ibid 



B. Wilson, Exper. on the Tourmalin 396 



R. Symmer, Exper. on Electricity 405 



PagR 



Dr. Mitchell, Electrical Cohesion 41S 



Dr. Watson, Lyncurium of the Ancients. . 419 

 J. Canton, Diurnal Variat. of the Needle. . 42 1 



Dr. Brakenridge, Sections of a Solid 424 



P. CoUinson, Migration of Swallows ibid 



Ja. Short, Observations on a Comet 428 



J. Mitchell,, on the same Comet ibid 



N. Munckley, on the same ibid 



Mark Day, on the same again ibid 



Dr. Rutty, on some Vitriolic Waters. . . . 429 

 KrashennicofF, North-West of America. . 432 



T. Barker, Mutations of the Stars ibid 



Dr. Hasselquist, making Sal Ammoniac. . 433 

 S. C. Hollmann, Fossil Wood in Hesse, &c. 435 



F. Beccaria, Experiments in Electricity ibid 



B. Franklin, on the same Experiments. . . . ibid 



Dr. Darwin, on an Hoemoptysis ibid 



Dr. P. Russel, Earthquakes in Syria 437 



Dr. Mills, on the Bovey Coal 433 



Biographical Notice of Dr. Jere. Mills ibid 



Tho. Simpson, New Method of Series 441 



J. Michell, Account of Earthquakes 448 



M. De la Caille, Observations on a Comet. . 472 

 Biographical Notice of the Abbe De la Caille ibid 



Sig. Venuti, Antiquities in Italy 473 



J. Nixon, on the same subject ibid 



Apothecaries, Catalogue of 50 Plants ibid 



Dr. Parsons, the Felis Caracal of India. . . . 474 

 Greo Edwards, the Frog-fish of Surinam. . ibid 



Cha. White, Case of a Broken Arm 475 



Dr. Brady, Bone in a Man's Pelvis 476 



Dr. Willis, on Euphorbium swallowed. . . . ibid 

 Dr. Himsel, Artificial Cold at Petersburg. . 480 

 Cha. White, Luxation of the Thigh Bone. . 48V 



J. Swinton, on a Parthian Coin 484 



H. Baker, Stone in a Horse's Colon ibid 



Sir F. H. Eyles Stiles, Anc. Greek Music 485 



Mat Raper. on the Roman Foot ibid 



K. Fitzgerald, a Metalline Thermometer. . 49 1 

 (Jeo. Edwards, a Bird between a Turkey and 



a Pheasant 493 



T. Needham, Asbestos in France 494 



Dr. Bruno, Hot Baths of Vinadio 495 



Sir Fr. Eyles Stiles, of a kind of Bees 496 



Cha. Young, a Luxated Thigh Bone ibid 



J. Swinton, on an Etruscan Coin 500 



R. J. Boscovich, Transit of Venus ibid 



Biographical Notice of R. J. Boscovich. . . . ibid 

 N. Maskelyne, Annual Parallax of Sirius. . 501 



B. Wilson, Electrical Experiments 504 



Tor. Bergman, Electrical Observations. . , . 506 

 Biographical Notice of Torbern Bergman. . ibid 

 Dr. Pemberton, Lat. by Two Observations. , 507 

 J. Ellis, the Plants Halesia and Gardenia. . 508 



J. Short, Eclipse of the Moon 510 



S. More, Effect of Cleansing Brass Wire. . ibid 



Dr. Miller, Analysis of the Bovey Coal 512 



S. Klingenstiern, Aberration of Light.... 514 

 D. Wark, Fencing Banks with Furzes. . . ibid 



T. Barker, a Remarkable Halo ibid 



J. Winthorp, a Meteor and Whirlwind ibid 



N. Maskelyne, Aberrat. of Refracted Light 517 



M. De la Caille, Parallax of the Moon 5 19 



N. Maskelyne, on the sanie subject 520 



