Bladders necessary, 26 - - began to _crackle_, 116 Bottles of Air thrown down, Caution, 74, 77, 84 Breath not affected, nor visible, during the Excursion, 126 Breeze Sea-, 88, 92, 257 C. Cable, and Anchor or _Grapple_, 13 - - to be fastened to a _Center above_ the Car, 297 Calculations of the _Distance_ seen from the Balloon, 52, _a_. - - of the Height of _Mountains_, 171, _a_. Calm _above_, and Wind _below_, at the same Time, 168 Canal artificial, Duke of Bridgewater’s, Appearance of, 166 Cannon first discharged at IX. o’clock, 7 - - the second Time, at XII., 11 - - the third Time, at 40 Minutes and a half past I., 64 - - the last Time, at 10 Minutes and a half past II., 62 Car and Hoops, their _Dimensions_, 35 Caution to keep the Circle clear during the Inflation, 23 - - against the _Dropping_ of Water _out of_ the Balloon, 31 - - on Landing, 98 - - _not_ to open the upper Valve, 122 Charts Balloon, first suggested, 168 Chilliness _first_ perceived, 92; again, 109 - - _felt_ near moist Places, 283 Circularity of Prospect, 79, 221 Circumstance, _each_ to be recorded, 4 Circumstances _apparently superfluous_, mentioned and repeated, why, 5 Clouds, an upper Tier _seen_ to move in a safe Direction, 7, 46 - - Perspective of the, 51 - - _appearing_ in rapid Motion, 163 - - View of the, taken from above them, 130, 171 - - Colouring of the, 172 - - _highest visible_, 213 Cochuc-Varnish, 320 Cold, its Effects on the Balloon, 94 Colour of the Rivers, _red_, 44 - - of the City of Chester, _blue_, 45 - - of Thunder-Clouds, 54 - - of upper Clouds, 57, 172, Colours, _primary_, of Objects beneath, 129 Columns of Air, depressing, observed by the Ancients, 239 Compass, the properest Kind of, 38, _a_. Conclusions, useful, 159 Conjunction of the Planets _preceding_ a Hurricane, 211 Contemplation of the Prospect, 113 Course of the Balloon traced, to shew the Manner in which it was affected in passing over Water, 78 Curls and Streams of Air, Smoke and Vapour, 250, _b_. Currents of Air, horizontal, 20 - - from _above_, to be guarded against, 21 Currents _under_, of Air, 87 - - of Air, blowing _to and from_ great Towns, 250 - - of Air, _contrary_, at different Heights, at the same Time, 267 - - the Balloon rising throu’ _different_, 106 D. Defects in the Composition for Balloons, _remedied_, 320 Depressing Torrents of Air, 254 Depression of the Atmosphere, 232 - - over _moist_ Places in _fair_ Weather, 243 - - of the Atmosphere proved from History, 253 - - _nocturnal_, of the Atmosphere, 267 - - corroborating Proofs of a, 268 Depth below, conveys no Idea of Distance, 157 Depths, Mensuration of, with Barometers, &c. 348, 368, _a_, _a_. Descent of the Balloon, to _retard_ the, 15 - - Signs of the, 17, 159, 181