_Early_ impressions, lasting effect of, on the mind, iii. 478.
_Earth_ will dissolve in air, ii. 2.
dry, will not conduct electricity, i. 206.
the, sometimes strikes lightning into the clouds, 274.
grows no hotter under the summer sun, why, ii. 86.
different strata of, 116.
theory of, 117.
_Earthquakes_, general good arising from, ii. 116.
how occasioned, 120, 128.
_Eaton_, in Northamptonshire, residence of Franklin's family, i. 3.
_Ebb_ and flood, explanation of the terms, ii. 100.
_Economical_ project, iii. 469.
_Edinburgh_, an ordinance there against the purchase of prize-goods,
ii. 447.
_Education_ of women, controversy respecting, i. 17.
_Eel_, electrical, of Surinam, i. 408, 409.
_Effluvia_ of drugs, &c. will not pass through glass, i. 243.
_Electrical_ air-thermometer described, i. 336, _et seq._
atmosphere, how produced, 221.
how drawn off, 222.
atmospheres repel each other, 294.
repel electric matter in other bodies, _ib._
battery, its construction, 193.
clouds, experiment regarding, 229.
death, the easiest, 307.
experiments, Franklin's eager pursuit of, 104.
made in France, 109.
various, 182, 229, 254, 255, 261, 271, 278, 286, 294, 307, 327,
337, 348, 371, 434.
fire, not created by friction, but collected, 173.
passes through water, 202.
loves water and subsists in it, 203.
diffused through all matter, 205
visible on the surface of the sea, _ibid._
its properties and uses, 214, _et seq._
produces common fire, 214, 238, 356.
has the same crooked direction as lightning, 315.
fluid, its beneficial uses, 219.
is strongly attracted by glass, 236.
manner of its acting through glass hermetically sealed, 241.
a certain quantity of, in all kinds of matter, 275.
nature of its explosion, 280.
chooses the best conductor, 281, 378.
force, may be unboundedly increased, 251.
horse-race, 334.
jack for roasting, 197.
kiss, its force increased, 177.
kite, described, 268.
machine; simple and portable one, described, 178.
matter, its properties, 217, 294.
party of pleasure, 202.
phial, or Leyden bottle, its phenomena explained, 179.
shock, observations on, 182.
effects of a strong one on the human body, 297, 306.
spark, perforates a quire of paper, 195.
wheel, its construction, 196.
self-moving one, 198.
_Electricity_, summary of its progress, i. 104.
positive and negative, discovered, 106.
distinguished, 175.
in a tourmalin, 370.
does not affect the elasticity of the air, 254.
its similarity to lightning, 288.
its effects on paralysis, 401.
of fogs in Ireland, 405.
supposed affinity between, and magnetism, 410.
_Electrics per se_ and non-electrics, difference between, i. 242, 258.
_Electrified_ bumpers described, i. 203.
_Electrisation_, what constitutes the state of, i. 218.
various appearances of, 175.
variety of, 176.
_Electrising_ one's self, manner of, i. 174.
_Elocution_, how best taught, ii. 374.
_Embassador_ from the United States to France, Franklin appointed to the
office of, i. 148.
_Emblematical_ design illustrative of the American troubles, iii. 371.
_Emigrants_ to America, advice to, iii. 398.
_Empire_, rules for reducing a great one, iii. 334.
_England_, Franklin's first arrival in, i. 55.
second arrival in, as agent for the province of Pensylvania, 134.
third arrival in, as agent for the same province, 141.
its air moister than that of America, ii. 140.
decrease of population in, doubtful, 296.
_English_, effect of the ancient manners of, ii. 399.
language, innovations in, 351.
_Enterprises_, public, Franklin's early disposition for, i. 10.
_Ephemera_, an emblem of human life, iii. 508.
_Epitaph_ on Franklin's parents, i. 13.
on himself, 155.
_Episcopalians_, conduct of the American legislature towards, ii. 455.
_Errors_ of Franklin's early life, i. 45, 58, 61, 80, 97.
_Ether_, what, ii. 59.
_Evaporation_, cold produced by, i. 344, ii. 76, 83, 85.
of rivers, effects of, 106.
_Examination_ of Franklin before the house of commons, i. 142, iii. 245.
before the privy council, 328.
further particulars of, 551.
_Exchange_, rate of, between Philadelphia and Britain, iii. 252.
_Exercise_, should precede meals, iii. 493.
_Experiments_, to show the electrical effect of points, i. 171, 172.
to prove the electrical state of the Leyden phial, 182.
of firing spirits by a spark sent through a river, 202.
to show how thunder-storms produce rain, 209.
on the clouds, proposed, 228.
on drugs electrified, 243.
on the elasticity of the air, 254.
on the electric fluid, 255.
by Mr. Kennersley, 261.
on the electricity of the clouds, 271.
for increasing electricity, 278.
by Mr. Canton, 286.
in pursuance of those of Mr. Canton, 294.
on a silver cann, 307.
on the velocity of the electric fluid, 327, 329, 330.
for producing cold by evaporation, 344.
on the different effects of electricity, 357.
by lord Charles Cavendish, 348.
on the tourmalin, 371.
to show the utility of long pointed rods to houses, 389.
on amber, 403 _et seq._
on the Leyden phial, 434.
on different coloured cloths, ii. 108, 109.
on the sailing of boats, 160.
_Exportation_ of gold and silver, observations on, ii. 416.
_Exports_ to North America and the West Indies, iii. 127, 128.
to Pensylvania, 129, 250.
from ditto, 250.
_Eye_, retains the images of luminous objects, ii. 340.