| A |
| PAGE |
| Accidents and fatalities from lightning | 169–197 |
| Admont, Styria, convent struck by lightning | 67 |
| Air-pump, the inventor of the | 2 |
| Alatri, the Cathedral of, struck by lightning | 203 |
| ———— Father Secchi’s account thereof | 203 |
| Allamand (John Nicholas), his researches on electricity | 4 |
| Amber or ‘Electron’ and its properties | 1 |
| America, lightning protection in | 133 |
| ———— the tramping ‘Lightning-rodmen’ of | 133 |
| ———— account of the details of the American system | 134 |
| ———— utilisation of gutters and rain-pipes in | 134 |
| ———— the protection of chimneys and air-shafts in | 136 |
| ———— the method of constructing the earth-terminal in | 136 |
| ———— the protection of mineral oil tanks | 138 |
| Antrasme, France, church twice struck by lightning at the same point | 65 |
| ———— Arago’s remarks thereof | 66 |
| Arago on the observation of thunderstorms | 62 |
| ———— on the efficiency of lightning-conductors | 73 |
| ———— on whether lightning-conductors should be carried down inside or outside a building | 159 |
| Area of protection theory | 77, 101,
126, 145 |
| Auffangstange, the German | 145 |
| Austria, statistics of fires caused by lightning in | 174 |
| B |
| Baden, statistics of deaths from lightning in | 173 |
| ‘Balls v. points,’ the controversy of | 40 |
| Banker’s iron safe struck by lightning | 221 |
| Bavaria, statistics of fires caused by lightning in | 173 |
| Becquerel (Antoine C.), his experiments on the conductivity of metals | 51 |
| Bevis (Dr.), experiments in electricity | 7 |
| Bibliography of works bearing upon lightning-conductors | 231 |
| Black Rock, Cork, St. Michael’s Church struck by lightning | 184 |
| Brass wire, the use of, for lightning-conductors | 105, 107 |
| Brescia, Italy, powder-magazine destroyed by lightning | 200 |
| Brussels, the HÔtel de Ville. The system of lightning-conductors at | 111 |
| Buffon (Count de), his opinion of Franklin’s first pamphlet on electricity | 19 |
| Buffon (Count de), his promotion of experiments in electricity | 20 |
| Buttor (Eustace) account of the striking of Christ Church, Clevedon, by lightning | 208 |
| 90 |
| ———— his ‘Instructions for powder-magazines’ | 93 |
| ———— his system for the protection of Westminster Palace | 98, 118 |
| Hauksbee (Francis), his researches on electricity | 2 |
| Height of lightning-clouds | 67 |
| Hemmer (Rev. Dr.), his theories on the earth connection | 200 |
| Henly’s system for protecting ships from lightning | 90 |
| ‘Heretical-rods’ | 44 |
| Highbury Barn, electrical experiments made at | 8 |
| Holtz (Dr. W.), on the construction and maintenance of lightning-conductors | 223 |
| Humboldt (Alex. von) on the height of lightning-clouds | 67 |
| I |
| India, the use of lightning-conductors in | 92 |
| Ingenhousz (Dr. Johan) and lightning-conductors | 47 |
| Inspection of lightning-conductors | 218–229 |
| ‘Instruction’ of the Paris Academy on lightning-conductors | 75 |
| Insulators, the dangers of | 147, 160, 176 |
| Iron and Copper, the relative electrical conductivity of | 52, 143 |
| ———— safe, a banker’s, struck by lightning | 221 |
| Italy, the progress of lightning-conductors in | 44 |
| J |
| Jarriant’s system of lightning-protection | 133 |
| Josephus’ account of Solomon’s Temple | 63 |
| K |
| Kant (Immanuel) on Benjamin Franklin | 24 |
| Kastner (Professor), his report on the partial destruction of Rosstall Church by lightning | 106 |
| Kew, lightning-conductor erected by George III. at | 41 |
| Kinnersley (Ebenezer), his lectures on lightning-conductors | 27 |
| Kite, Benjamin Franklin’s experiment with | 22 |
| Kleist (Ewald George von) and the discovery of the Leyden Jar | 5 |
| L |
| Landriani (Professor), his theories of earth protection | 201 |
| Laughton-en-le-Morthen, church damaged by lightning | 153, 176 |
| ———— R.S. Newall’s comments thereon | 153, 154 |
| Lead, the use of, for lightning-conductors | 104 |
| Leicester, St. George’s Church struck by lightning | 177 |
| Lenz (Professor) his experiments on the conductivity of metals | 52 |
| Leopold, Duke of Tuscany, and lightning-conductors | 44 |
| Le Roy (David) and the protection of the Louvre from lightning | 80 |
| ———— (J.B.), his theory of protecting buildings from lightning | 101 |
| Leyden Jar, the first discovery of the | 149 |
| Raven (Mr.), his house in Carolina, U.S., struck by lightning | 159 |
| ———— Arago’s comments thereon | 159 |
| RÉaumur (Rene Antoine de) Musschenbroek’s letter to, on the Leyden Jar | 5 |
| ‘Return strokes’ of lightning | 70 |
| Richmann (Professor G.W.), his experiments on electricity | 31 |
| ———— his death thereby | 32 |
| ‘Ridge Circuit’ as used in France | 129 |
| Robespierre and lightning-conductors | 36, 43 |
| Roman Catholicism and lightning-conductors | 42, 44 |
| Rosenburg, Austria, church repeatedly struck by lightning at | 64 |
| Rosstall, Bavaria, church struck by lightning at | 105 |
| ———— Professor Kastner’s report thereon | 106 |
| Royal Navy, vessels of the, destroyed by lightning | 88 |
| Royal Society and Benjamin Franklin | 17 |
| Russia, statistics of deaths from lightning in | 171 |
| S |
| St. Bride’s Church, London, struck by lightning in 1764 | 38 |
| ———— Dr. William Watson’s account thereof | 39 |
| ———— account of the damage done | 183 |
| St. Omer, the first lightning-conductor at | 35 |
| St. Paul’s Cathedral, the erection of lightning-conductors upon | 39–41 |
| Saussure (Professor Horace de) erects the first lightning-conductor in Geneva | 43 |
| ———— the opposition thereto and his manifesto thereon | 43, 44 |
| ———— on the height of lightning-clouds | 67 |
| ———— on the origin of atmospheric electricity | 70 |
| Schleswig-Holstein, thunderstorms in | 222 |
| Secchi (Father) on the protection of churches from lightning | 203 |
| Ships destroyed by lightning, statistics of | 88 |
| Shooter’s Hill, electrical experiments made at | 8 |
| Siena, the erection of lightning-conductors on the Cathedral at | 45 |
| Smoke, the conductivity of | 142 |
| Solokow and Professor Richmann’s experiment in electricity | 32 |
| Solomon’s Temple, its immunity from lightning-strokes | 63 |
| Staples for lightning-conductors | 163 |
| Statistics of deaths, fires, and damage caused by lightning | 170 |
| Superstitions in regard to lightning | 63 |
| Sweden, statistics of deaths from lightning in | 172 |
| Switzerland, statistics of deaths caused by lightning in | 175 |
| T |
| Terminal-rods, Newall’s | Spottiswoode & Co., Printers, New-Street Square, London.
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