DIG 



INDEX. 



DIS 



33 



Dcsaguliers, J. T. ll. d., Parisian weights compared with 

 English, vi. 494 



— resistance of fluids to falling bodies, vi. 506 



— on the attempts towards a perpetual motion, vi. 542 



— machine to raise water with quicksilver, vi. 550 



— different refrangibility of coloured light, vi. 607 



— experiments on the force of moving bodies, vi. 632, 638 



— cause of ebbing and flowing of ponds, &e., viii. 39 



— contrivance for making levels, vii. 49 



— dissertation on the earth's figure vii. 60, 99 



— experiments on the cohesion of lead, vii. 100 

 1 ■ — — water-pipes, vii. 137 



— engine for drawing foul air from mines, vii. 208 

 - — description of a sea-guage, vii. 275 



— optical experiments before the a. s., vii. 292 



— on vapours, clouds and rain, vii. 323 



— a proposition on the balance, vii. 348 



i — observations on, and improvements in, the crane, vii. 368 



— observ. on Perault's axis in peritrochio, vii. 377, 380 



— account of Mr. Clarke's hydrometer, vii. 392 



— paradox relating to the balance, vii. 482 



— to calculate the friction of machines, vii. 539 



— experts, of the friction of pulleys, vii. 565 



— experiments on the force of moving bodies, vii. 6l8 



— machine for ventilating rooms, viii. 12 ; velocity of the 



air moved by it, 13 ; other uses of the machine, 15 



— on the cause of damps in mines, viii. 76 

 —- the horizontal moon, viii. 105, 106 



~- new statical experiments, viii. 139 



— magnetical experiments before the R. s., viii. 246, 247 



— thoughts on the cause of elasticity, viii. 340 



— experiments in electricity, viii. 348, 470, 546 



— electrical experiments before the u. s., viii. 350, 351, 



352, 353, 472, 473, 479 

 . — at Cliefden- house, viii. 357 



— considerations on electricity, and on vapours, viii. 584 

 Descartes, Reno, biographical account of, i. 147, • « • • Note 



— opinion of Dr. Pell's plan for improving the science of 



mathematics, ii. 533 

 Desmasters, Mr. experts, on artificial freezing, iv. 322, 340 

 Detroit, a remarkable darkness at, xi. 694, ...... Stirling 



Deverel, Mr., fracture of the patella, vi. 466 



Dew, analysis of, and observations on, i. 13, .... Henshaw 



, — not pure water ; contains salt, ibid, Same 



— of a butter-like substance in Ireland, iv. 78, ... • Vans 



— on the same subject, ibid, Bp. of Cloyne 



— nature of, and different kinds, vii. 592, Gersten 



«— fall of, in Zealand, July, 1741, viii. 577, Stocke 



Diagonals, on diagonal divisions, ii. 189 Wallis 



— same subject, ill. 220, . . .". Hevelius 



Diameters, see Planets, &c. 



Diamonds, of the mines, and manner of working, ii. 405 



— on the original formation of, v. 368, Magliabechi 



*— phosphoric quality of, v. 408, Wall 



•~. configuration of, v. 537> Leuwenhoek 



— on the particles and structure of, vi. 605, Same 



— found in Brazil, vii. 508, Sarmento 



-— specific gravity of, ix. 147, Ellicot 



— analytical inquiry into their nature, xviii. 97, . . Tennant 



— table of specific gravities of, xviii. 378 



Diaphragm, on the structure of, vi. 671, .... Leuwenhoek 



t- rupture of, in an infant, ix. 187, Fothergill 



Diaries, meteorological, see Meteorological Observations. 

 picquemare, Abbe, of sea anemonies, xiii.460, 633. xiv. 129 

 Diemerbroeck, Isbrand Van, biograp. notice of, ii. 148, Note 

 Differential, see Fluxions. 

 Digestion, theory of, iii. 69, . Leigh 



Digestion, experiments on, iii. 71, Musgrave 



— hypothesis of the concoction of food, iv. 400, Havers 

 Digges, Edward, on the management of silk-worms, i. 12 

 Dingley, Robert, on the gems used by the ancients, ix. 345 



— irregularity of the tide in the Thames, x. 694 

 Dionysius of Piacenza, of some animals in Congo and Brazil, 



ii. 484 



Diophantus, biographical notice of, i. 604 Note 



Dioptrics, a problem in, iii. 329, Molyneux 



— to find the foci of all optic glasses, iii. 393, .... Halley 



— see Optics. 



Dipping needle, see Needle. 

 Diseases, peculiar to Turkey, ii. 6l 



— arising from the use of bad rye, in France, ii. 357 



— analogy between the motion of, and tides, iii. 551, Paschal 



— of the Russians, Tartars, &c, iv. 420, Lloyd 



— of India and manner of cure, vi. 52, Papin 



— an eruptive disease of Siberia, x. 355, Gmelin 



— see Diseases under their respective appellations 

 — see Distemper. 



Diseased Cattle, see Cattle, Distemper. 

 Dissection (of Brute Animals) chimaera monstrosa, i. 191; a 

 lion, i. 192 



— of a porpoise, i. 639, Ray 



— an ostrich, ii. 334, Brown 



— a rattlesnake, ii. 56l, Tyson 



— of a preternat. glandulous substance from an ox, iii. 116 



— a monstrous double kitten, iii. 207, Mullen 



— of a rat, iii. 582 



— a paraquet, iii. 650, Waller 



— the scallop, iv. 170, Lister 



— opossum, iv. 248, Tyson 



— excision of part of a dog's intestines, v. 4, Shipton 



— of a hare, v. 314, Marchetti 



— an elephant, v. 557, Blair 



— heart of a land tortoise, v. 598 



— of the coati mondi, vi. 656, Mackenzie 



— an ostrich, vii. 69, 392, Ranby 



- vii. 150, Warren 



— of the marmot (mus Alpinus) vii. 181, .... Scheuhzer 



— of an hermaphrodite lobster, vii. 398, Nicholls 



— of a female beaver, vii. 623, Mortimer 



— of a sea-calf [phoca barbata] viii. 658, Parsons 



— see Anatomy (comparative.) 



— (Human Bodies) of a body dead of unusual disorders, 



i. 199, Fairfax 



— of Thomas Parr, aged 152, i. 321, Harvey 



— of a woman who died of apoplexy, iii. 1 84, .... Cole 



— Mr. Smith's body (vesicles in the bladder) iii. 374, Tyson 



— body of a maid dead of ascites, iii. 606, Turner 



— of a woman with dropsy in the uterus, iii. 607, . . Same 



— of a child of 6 years, with a face like a woman's, iv. 31, 



Sampson 



— in consequence of a diseased kidney, iv. 105,. . Cowper 



— of a woman dead of dropsy, iv. 114, Preston 



— of a boy who died suddenly, iv. 122, Same 



— of the body of Mr. Malpighi, iv. 151, Lancisi 



— observations at various dissections, iv. 207, .... Gaillard 



— of a woman dead in child-bed, iv. 560, Silvestre 



— of a dropsical body, v. 219, Lafage 



— of a man who died at 130 years old, v. 299, • • • . Keill 



— of a person dead of an ulcer in the kidney, v. 554, 



Douglass 



— the body of Mr. Dove, v. 698, Cowper 



— a body dead of asthma, v. 705, Same 



— of a woman supposed to be pregnant, vi. 242, Hollings 



— a child much emaciated, vi. 307, Blair 



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