CONTENTS. 



Pase 



Eclipses of Jup. Satellites al Pekin 500 



Dr. T. Short, Impostumation of the Liver . . ibid 



Dr. Halley, on finding the Longitude 501 



Dr. Houston, on the Contrayerva Root .... 506" 



Dr. DeCastro Sarmenlo, on Brazil Diamonds 508 



S. Poleni, Meteor. Ob.erv. at Padua 509 



M. Breyne, on the Coccus Polonicus 511 



Dr. J. J. Scheuchzer, Plants of Swisserland 512 



J. Ranby, on an Umbilical Rupture 513 



Isaac Rand, Catalogue of 50 Plants ibid 



J. Pyke, on the Mortar at Madras 515 



Dr. Huxham, Disease of the Colon 518 



Maupertuis, Figure of Revolving Fluids .... 5l9 



Biographical Notice of M. de Maupertuis . . ibid 



Ol- St. John, the Arcuccio in Italy 528 



Mr. Hopkins, on a large Stag's Horn ibid 



CI. Amyand, on three Cases in Surgery .... 529 



Dr. Derhain, Meteorological Diaries, &c. . . 530 



John Elton, New Quadrant for Altitudes . . 53 1 



John Belchier, a Hydrops Ovarii 533 



Stephen Gray, Electrical Experiments . . . 5o6 



Desaguliers, Friction of Machines 539 



Arn. Marcel, Artificial Magnetism 540 



John Machin, a Distempered Skin 543 



Jos. Atwell, on Intermitting Springs 544 



Astronomical IJbservations at Pekin 550 



James Hodgson, Eclipses of Jup. Satellites ibid 



Dr. Stuart, on the Nervous Fluid ibid 



Dr. Halley, M.agnetic Variations 552 



Dr. N. Cyrillus, Eruption of Vesuvius .... 555 

 J. Eames, Account of a Book printed at Con- 

 stantinople 556 



John Hadley, Observ. with his New Sector 557 



Muschenbroek, Ephemerides Meteorol. &c. 565 



Dr. Cockburn, on the Cure of Fluxes .... ibid 



John Dove, Accouut of a Comet ibid 



Desaguliers, the Friction of Pulleys 566 



Stephen Gray, Experiments on Electricity. . ibid 



Muschenbroek, Ephemerides Meteorol. &c. 571 



Klein, of a large Fossil Ox Skull, &c ibid 



, remarkable Plica Polonica 572 



Dr. Douglas, Mortification cured by Bark . . ibid 



John Shipton, on the same Subject 574 



Dr. Breyne, on the Coccus Radicum 575 



Dr. Mortimer, on Catesby's Nat. History of 



Carolina, &c 577 



Isaac Rand, Catalogue of 50 Plants ibid 



Dr. Stuart, on the Use of the Bile ibi 1 



Ja. Hodgson, Eclipses of Jup. Satellites . . 588 



M. Klein, on the Flying Squirrel ibid 



J. Rowning, on a New Barometer 590 



Biograph. Notice of the Rev. John Rowning ibid 



Account of Gersten's Tentam-System, &c. 592 

 Dr. Frobenius, on Ethereal Spirit of Wine, 



and Phosphoixis of Urine 594 



A. G. Hanckewitz, on Phosphoms of Urine 5i)6 

 Biographical Notice of A. G. Hanckewitz . ibid 



Dr. Derham, on Nebulous Stars 602 



Jos. Harris, Magnet. Variat. and a Water- 

 Spout 604 



Dr. Cyrillus, an Earthquake in Naples .... 606 



Manfredi, a Lunar Eclipse at Rome 609 



Geo. Graham, in London . . ibid 



Sprengell, Dresden Bills of Mortality 6lO 



, the same for Augsburg ibid 



Wm. Maitland, Remarks on the same ibid 



Sir Hans Sloane, Poison of Henbane Seeds ibid 



Tho. Consett, Meteor. Observ. at Petersb 6ll 



Sir Ja. Lowther, Fire Damp in Coal Pits . . 6l2 



Geo. Graham, Solar Eclipse in London .... 6l3 



Stephen Gray, the same at Norton Court. . 6l4 



J. Milner, the same at Yeovil ibid 



Manfredi, Eclipses of Jupiter's Satellites ibid 



Rd. Lewis, Remarkable Insects, &c ibid 



Small Pox and Measles, at Haverford West 6l5 



Cap. Middleton, Variations of the Compass 6l7 



B. Vassen, on a Solar Eclipse 6l8 



G. F. Muller, Histoiy of Russia ibid 



Desaguliers, Momentum of Bodies ibid 



Dr. Boerbaave, on Quicksilver 6l9 



J. Hadley, on a Spirit Level 620 



Dr. Mortimer, on a F'emale Beaver 623 



Dr. Cyrillus, Nat. Hist, of Air, &c 629 



Dr. R. M. Massey, Ace. of Breyne's Polytha- 



lamiums ibid 



J. Belchier, Acco. of Chesselden's Osteogr. 630 



Is. Rand, Catalogue of 50 plants, &c 631 



Dr. C. Neuman, Camphor of Thyme ibid 



Dr. Garcin, on the Mangostans ibid 



J. Eames, Account of Mairan's Treatise on 



the Aurora Borealis 637 



Du Fay, on Electricity 638 



Wm. Curteis, on Plants growing in Water 642 



Ja. Hodgson, Eclipses of Jup. Satellites . . ibid 



V. Bacon, on the Poison of Monkshood . . ibid 



J. F. Weidler, on the Aurora Borealis 644 



, Locusts and Caterpillars . . 645 



E. Timon, History of Inoculation 646 



Muschenbroek, on Magnetic Sand 647 



Geo. Graham, Lengths of Pendulums .... 649 

 Dr. Mortimer, Account of Catesby's Nat. 



History of Carolina, &c 655 



Sir Hans Sloane, on the Rattle Snake .... ibid 



J. F. Weidler, on a Solar Eclipse 660 



Dr. Derham, on Meteorological Diaries . . ibid 



Dr. Casper Keuman, on Ambergris 66l 



, on the same 663 



Walter Churchnwn, a New Water-Engine ibid 



Dr. Derham, on Meteorological Diaries . . 666 

 Dr. Balguy, on two Bodies, preserved 49 



Years in Mossy Ground ibid 



Dr. Middleton, Account of a Book contain- 

 ing a Description of M. Seba's Museum . 667 

 Dr. Neuman, on Ambergris, Part 3d 66& 



