Sgi 



INDEX. 



•Condenser of air, 1. 342. PI. 

 24, II. 253, 385. 



Condenser of electricity, I. 

 681, PI. 40. n. 434. 



Condenser of force, 11. 182. 



Condorcet, II. 114. 



Conducting powers for elec- 

 tricity, I. 666, II. 419, 

 509. 



Conducting powers for heat, 



I. 635, II. 404, 405, 509. 

 Conducting powers formag- 



netisni, I. 686. 

 Conductor, I. 680. 

 Conductors for liglitning, I. 



715, IL 485. 

 Conductors of electrical 



machines, II. 433. 

 Conductors of electricity, 



II. 421. 

 Conductorsof heat, II. 404. 

 Conductors of light, 11.983. 

 Conduit, II. 2ir. 

 Conduits, II. 245. 



Cone, II. ir, 21, 45, 121, 



375. 

 Cones at Cherbourg, II. 



232. 

 Cones of the stars, II. 326. 

 Confined motion, I. 42. II. 



33, 132. 

 Confluence of rivers, II. 



824. 

 Confusion of colours, II. 



315. 

 Congelation, II. 394. 

 Congelation from electri- 

 city, II. 423. 

 Congelation of quicksilver, 



II. 520. 

 Conical paradox, II. 133. 

 Conical pendulums, I. Pi. 2. 

 Conical pipes, II. 266. 

 Conical tube, II. 665. 

 Conical vessels, II. 219. 

 Conical wheels, I. 216, II. 



SOI. 



Conic sections, 11. 121, 114. 



Conjugate foci, I. 415, II. 

 71. 



Conjunction, I. 527. 



Conuaissance dcs tcms, II. 

 373. 



Connected cylinderSjII. 138. 



Connected systems, II. 138. 



Considerations on roads, 11. 

 203. 



Consonants, I. 401. 



Consonni, II. 296. 



Constellations, I. 753, PI. 

 36, 37, II. 376. 



Constrained revolution, II. 

 188. 



Construction des grands 

 globes, n. 374. 



Construction d' un tele- 

 scope, II. 286. 



Construction of a lunar ob- 

 servation, 11. 357. 



Construction of equations, 

 II. 121. 



Constructionofinstruments, 

 n. 145. 



Construction of the hea- 

 vens, II. 320. 



Construction of thermome- 

 ters, II. 398. 



Contact, I. 611, II. 378. 



Contact exciting electricity, 

 11. 425. 



Content of a sphere, II. 

 21. 



Contents of the catalogue 

 of references, II. 89. 



Continents, I. 571, II. 365. 



Contingencies, II. 117. 



Continuation, II. 120. 



Continued sounds, I. 378. 



Contracting rivers, II. 234. 



Contraction, I. 640. 



Contraction of a stream, I. 

 280. 



Contraction of moist ropes, 

 IL 380. 



Contraction of the earth's 



orbit, II. 334. 

 Contraction of the muscles, 



II. 427. 

 Contrate wheel, I. 177, PI. 



15. 

 Cohverging series, II. 116. 

 Conversion, II. 137. 

 Convex lens, II. 72. 

 Convex mirror, I. 416, II. 



72. 

 Conveying boats, IL 235. 

 Conveying coals, II. 202. 

 Conveying heat, II. 411. 

 Cook, L " 565." 

 Cooling, II. 386, 404, 408. 

 Cooling liquors, II. 411. 

 Cooling water, I. 746, II. 



395. 

 Cooper, II. 436, 678. 

 Cooper's work, IL 180. 

 Copernican system, I. PI. 



38. 

 Copernicus, I. 596, 597, 



598, 604, II. 324. 

 Copleian medal, I. 671. 

 Copper, II. 266, 509. 

 Copper plate printmg,!. 1 2 1 . 

 Copper plates, I. 1 18. 

 Coppersmith's work, II. 



206. 

 Copying,!. 93, II. 143, 159. 

 Copying letters, I. 121. 

 Copying statues, I. 113. 

 Copying writing, IL 205. 

 Coquebert Montbret, II. 



1«2. 

 Coral, II. 519. 

 Corchorus, II. 190. 

 Cordage, IL 186. 

 Cording stuffs, IL 188. 

 Cords, IL 186. 

 Corelli, U. 572, 611. 

 Corinthian column, I. PI. 



12. 

 Cork cutting, II, 208. 

 Corn, II, 215. 



Cornea, I. 447, II. 83, »1I, 



530, 587. 

 Corner of a passage, II. 



Corn fan, I. 345. 



Corn mills, I. 232, 233, PI. 



18, II. 107. 

 Cornwall, II. 484. 

 Coronae, I. PI. 30, IL 



317. 

 Coronae round a candle, II. 



316. 

 Correction of dispersion, 



I. PI. 28. 

 Corrections of quadrants, 



II. 350. 

 Corrections of lunar obser- 

 vations, II. 357. 



Corrections of observations, 

 IL 354, 355. 



Corrections of timekeepers, 

 IL 194. 



Correspondingdistances,II. 

 348. 



Corundum, IT. 675, 677, 

 680. 



Cosine, IL 15. 



Cosmotheoros, II. 344. 



Coster, I. 246. 



Cotes, I. 249, 253. II. 120, 

 122, 219, 287, 556,557. 

 B. 1682. D. 1716. 



Cottages, II. 174. 



Cotte, IL 39), 146, 452. 



Cotton, I. 184, II. 184 . . 

 186, 218. 



Cotton mill, II. 238. 



Coudrayc, IL 454. 



Coulomb, I. 132, 133, 134, 

 146, 152, 154, 163, 293, 

 658, 682, 685, 686, 751, 

 PI. 40, IL 166, 241,438. 



Coulomb on friction, IL 170. 



Counteraction of gravita- 

 tion, I. 203. 



Counterpoise for a chain, I. 

 210. 



