CONTENTS. 



Natural History — Botany, Mineralogy, Zoology, &c. 



Page 



On Kermes and Cochineal ; by Mr. Lister 7 



On Vipers ; by Mr. Thomas Plott 8 



Mr, Boyle, on some Shining Flesh 31 



A strange kind of Mushroom; by Lister . . 33 



On Veins in Plants; by Lister 34 



A Strange Frost about Bristol "67 



On Fixed Salts; by Von der Becke 54< 



Dr. Grew, on the Nature of Snow ibid 



Dr. Wallis, on a Freezing Rain 56 



Management of the Cocoa Tree 59 



On Stones for Building, &c ibid 



Virginia, useful for Ship-building 60 



Cultivation of Vines ; by Templer ibid 



Motion of Urchin's Hearts; by the same . . 6l 



Observations on Turkey ibid 



Leuwenhoeck's Microscop. Observations . . 66 



Cast-metal improved 68 



Dr. Wallis, on the Veins in Plants 74 



On Catching Carp; by Mr, Templer 78 



Raising Fruit Trees ; by Mr. Lewis 79 



A Bee-house used in Scotland 81 



Mr. Boyle, on Ambergris 94 



Figures to Leuwenhoeck's Experiments . . 95 



Du Hamel, De Corpore Animato 115 



On some Natural Curiosities Il6 



A Subterraneous Fungus; by Lister I19 



Trochitae and Entrochi; by the same 121 



Icy Mountain at Berne, in Helvetia 123 



Description of Nova Zembia 1 24 



Volatile Salt from Vegetables; by Dr. Coxe ibid 



Stones of a Gold-colour; by Dr. Johnston 125 



Origin of Pearls; by M. Sandries 126' 



Leuwenhoeck's Microscop. Observat 128 



Observations and Experiments on Vitriol . . 133 



On Salt and on Sheep ; by Dr. Beal ibid 



On Vitriol, Sulphur, and Alum ibid 



Directions for Tanning Leather 136 



Further Remarks on Snails ; by Lister .... 138 



Leuwenhoeck's Microscop. Observat 149 



The same continued 151 



The same again 166 



On the Zirchnitzer Sea ; by Dr. Brown .... ] 70 



Natural History Experiments; by Lister . . 179 



Account of Iceland; by Biornon 187 



Rural and Economical Inquiries 189 



Astroites, or Star Stones; by Lister 200 



The Air-bladders in Fishes; by A. 1 211 



Poisonous Fishes in the Bahamas; by J. L. . 213 

 Extraord. Oranges and Lemons ; by P. Natus ibid 



Morrison's New Universal Herbal 214 



Plants, Trees, &c. to a great size ....... 219 



Leuwenhoeck's Microscop. Observat 222 



Mine-damps and Worms 224 



Page 

 Observat. in Scotland ; by Sir G. Mackenzie 226 

 Observations at Barbadoes; by Dr. Towns 228 



Damps in Mines ; by Mr. Jessop 244 



Dr. Beal, on the Vinctum Britannicum. . . . 288 



' on Shining Flesh 294 



Account of Virginia ; by Glover 301 



Texture of Trees, &c.; by Leuwenhoeck , . 312 



On Rock-plants; by Mr. Beaumont 351 



Lake of Mexico, and strange Rye 357 



On Fire in a Coal-pit; by Dr. Hodgson. . . . 358 



Agrostic Observations ; by Dr. Beale 374 



Leuwenhoeck, on Animalcules, &c ibid 



Bononian Stone; by Malpighi 3S2 



Leuwenhoeck, on Animalcules, &c 383 



Hortulan Observations; by Dr. Beale .... 384 



Four kinds of Shining Substances 390 



On Damps in Mines; by Mr. Moslyn .... 398 

 Leuwenhoeck, on the Brain, Muscles, &c. 401 

 On Diamond Mines; by the Earl Marshal. . 405 

 Hatching Chickens at Cairo; by J. Graves 413 



On Barnacles; by Sir Rob. Moray 415 



On tlie Hirta Isle; by the same 416 



On the Camelion; by Dr. Goddard 418 



On Iron Works; by H. Powle, Esq ibid 



Culture of Saffron; by Mr. Howard 423 



Tin Mines in Cornwall ; by Dr. Merret . . 424 



Refining Gold; by Dr. Goddard 426 



Red Snow at Genoa ; by Sarotti 432 



On the Sorbus Pyriformis ; by Mr. Pitt. . . . 434 

 On Tempers by the Voice ; by Dr. Ent . . 441 



Leuwenhoeck, de Natis e Semine 451 



Art of Refining; by Dr. Merret 453 



Antidiatriba ; by Dr. Geo. Ent 47 1 



Leuwenhoeck, on the Animals in Semine . . 473 

 Fire Damps in Mines ; by J. Beaumont , . 474 



Overflowing of Rivers in Germany 475 



S. Lorenzini, on the Torpedo 485 



Account of Okey-hole, &c.; by J. Beaumont 487 

 Leuwenhoeck's Microscop. Observat. ..... 507 



• New Discoveries 520 



Dr. Elsholt's Curious Experiments 522 



Leuwenhoeck, on Muscles and Oysters . . 536 



on Muscular Fibres 543 



Southwell, on Pen-park Hole 551 



Leuwenhoeck, on Animal Generation .... 580 



Tyson, on the Lumbricus Latus 591 



on the Lumbricus Teres 605 



Pettus, on Refining of Metals 6I8 



Leuwenhoeck, Structure of Wood ibid 



Beaumont, on Rock-plants 647 



Philosophical Experiments; by Dr. Slare . . 651 

 Leuwenhoeck, Generation of Frogs, &c. . . 66^! 

 Boyle, on Human Blood, its Spirit, &c. . . . 684 



