700 



INDEX. 



EUvation ol liquids, I. 6^, 



PI. 39,11.651. 

 Elevatioas, I. 572, PI. 38. 

 Elkiiigton, II. 935. 

 Ell, II. 150, 153, 154. 

 Ellicott, I. 200, II. 390, 



391. 

 Elliot, II. 2ri. 

 Ellipsis,I. 37,47,116,375, 



PI. 9, II. 23, 122, 562, 



(S81. 

 Elliptical parallax, H. 357. 

 Elliptic coinpusscs, II. 



144. 

 Ellipticity, II. 316. 

 EUipticity of the earth, 



I. 569, II. 360, 3S3. 

 Ellipticity of the planets, 



II. 372. 



Elliptic motion of a pen- 

 dulum, I. 47. 



Elliptic orbits, I. 504. II. 

 31. 



Elliptic spliLToids, II. 339. 



Elliptic vibrations, I, PI. 

 2. 



Ellis, II. 537. 



Elm, II. 509. 



Elongation, I. 527. 



Elongation of Vacuus, I. PI. 

 34. 



E. M. II. 110. 



E. M. A. II. 1 10. 



Emanations of odorous bo- 

 dies, II. 397. 



Enibaiikmeots, I. 312, PI. 

 21, II. 233. 



Embossing cloth, II. 188. 



Kmbioidery, II. 189. 



Emerson, II. 113, 11,9, 

 125, 130, 169, 174, 2,19, 

 370, 557. B. 1701, "D. 

 1782. 



Eraery, I. 195. II. G80. 



Emission of ligjit, I. 436, 



E. M. M. II. 110, 184, 



Empedoclcs, I. 472, 483, 



?44, 745, 756. B. 473, 



D. 413. B. C. 

 E. M. PI. II. 110. 

 Encaustic pauitings, I. 97. 



II. 142, 180. 

 Enc. Br. II. 111. 

 Encroachraants of tlie sea, 



I. 721. 

 Encyclopaedia Britannica,I. 



60, II. Ill, 607. 

 Encyclopedic, I. 250. 

 Encyclopedic raethodique, 



II. 110. 



Endless chain, II. 219. 

 Energy, I. 78, 225. U. 51, 



52, 140. 

 Enfield, II. 128. 

 Engelman, II. 478. 

 Engines, II. 140. 

 England, II. 367, 447. 

 England once a peninsula, 



U. 495. 

 Englefield, I. 639. II. 269, 



308, 341, 352, 373, 594, 



674. 

 English foot, I. 111. 

 English philosophers, I. 7. 

 English standards, II. 147. 

 EngUsIi weights, II. 100. 

 Engramelle, 11. 275. 

 Engraving, I. 93, 118, 216, 



II. 29, 153. 

 Engraving plate, II. 208. 

 Engravings, II. 157. 

 Engyiueler, 1. 107, II. 156, 



£51. 

 Entertainment, II. 181. 

 Entoiiiology, II. 516. 

 Eolipiie, n. 257. 



Epact, 1. 54i, n. ai^, 



Ephcmerides acarlejjiiac 



Cacsareac, II. 107. 

 Ephemerides astronomicac, 



11.373. 

 Ephemerides soc^otatia Pa- 



latinae, IL -1-17. 

 Ej^cureuns, I. JC, 598- 



Epicurus, I. 240, 253, 604, 

 745, 756. B. 342, D. 270. 

 B.C. 

 Epicycles, I. 594. 

 Epicycloid, U. 122, 247, 



309, 558. 

 Epicycloidal surface, II. 55 • 

 Epicycloidal teeth, I. PI. 15. 

 Epicycloids, II. 344. 

 Epiglottis, I. 400. 

 Epigonus, II. 567. 

 Epistolae ad Velserum, II. 



331. 

 Epitrochoid, II. 553. 

 Epoch, II. 349. 

 Epochs of planetary mo- 

 tions, II. 371 . 

 Eprouvette, I. 134. 

 Equal areas, I. PI. 1. 

 Equalisation of force, I. 



193. 

 Equalising discharge, II. 



245. 

 Equal quantities, II. 1, 2. 

 Equal temperament, II. 554- 

 Equal times, II. 27. 

 Equated clocks, I. 538, II. 



194, 347. 

 Equation of time, I. 537, PI. 



35, II. 347. 

 Equations, II. 114, 121, 146. 

 Equations of cycloidal 



curves, II. 560. 

 Fxiuator, II. 373. 

 Equatorial instruments, II. 



353. 

 Eqiutorial micrometer, II. 



290. 

 Equilateral triangle, II. 10. 

 Eqniljhr^uiji, I. 59. PI. 3, 



0, II. 37. lijdrostatic 

 equilibrium,, II. 57. Pneu- 

 matic equilibrium, II. 60. 

 Stability of cquilibi;iuni, 



1. 261. i 

 Equilibrium of.i^alniuls, L 



61. 



Equilibrium of a revolving 

 fluid, II. 339. 



EquiUbrium of compound 

 bodies, II. 134. 



Equilibrium of elastic bo- 

 dies, II, 136. 



Equilibrium of elastic sub- 

 stances, II. 46. 



Equilibrium of electricity, 

 I. PI. 39. 



Equilibrium of floating bo- 

 dies, 11. 220. 



Equilibrium of fluids, I. PI. 

 19. 



Equilibriuraof gasesji. 270. 



Equilibrium of gravitating 

 bodies, II. 339. 



Equilibrium of heavy sys- 

 tems, 11. 135. 



Equilibrium of liquids, 11. 

 219. 



Equilibrium of radiant 

 heat, I. 637. 



Equilibrium of systems, II. 

 134. 



Equilibrium of the sca, II. 

 342. 



Equinoctial tides,, I. 577, II. 

 370. 



Equinox, I. PI. 54. 



Equisetum palustre, II.23.>. 



Equitangcntial curve, II. 

 556. 



Eratosthenes, I. 501, 593' 

 604. 



Erect vision, II. 313. 



Erfurt, II. 109. 



Eridanus, I. 498. 



Eruption of a moss, II. 496. 



Eruption of mud, 11.498. 



Eruption of wutcr«, II. 479. 



Eruptions of volcanos, II. 



49-''. . .- 



Erxlebeu, II. IM), 128. 

 Escapements, II 193. 

 Eskinard, I. 4i70, II. 280, 



323. 



