St. Agatha, Veil of, 83 " Maria di Licodia, 64 S. Niccola, Monastery of, 92 S. Simone, 102 Salto della Guimenta, 106 Sand, Volcanic, Analysis of, 131 " Specific Gravity of, 130 Scogli di Ciclopi, 75 Scoriæ, Volcanic, Analysis of, 131 " Specific Gravity of, 130 Serra delle Concazze, 59 " del Solfizio, 59 " di Giannicola, 107 Serrapizzuta, 89 Sicilian Inns, 65, 67, 69 Siderazote, 133, 134 Silvestri, Researches of, 25 Simeto, Valley of, 67 Smyth, 18 Smyth's Observations, 2 Snow of Etna, 59 Specific Gravity, Alteration of, 130 " " of Ejectamenta, 130 Strabo, 6 Stars, Brilliancy of, 48, 49 Stato Maggiore, Map of, 24 Sulphur in Sublimations, 132 Sublimations from Fumaroles, 132 Summit of Cone, 53, 54 Sunrise seen from Summit, 54, 55 Tacchini, 50 Taormina, 71 Tertiary Sandstone of Bronte, 67 Thucydides, 5 Titaniferous Iron, 127 Torre del Filosofo, 10, 59 Towns on Etna, 31 Trezza, 75 Trifoglietto, Axis of, 121 Trunks of Large Chestnuts, 39 Val del Bove, 34, 71, 98, 100, 119-121 " Serbo, 103 Valley of Alcantara, 69 Virgil, 5 Vision, Radius of, 28 Volcano, Growth of, 123 Von Waltershausen, 23, 120 Vulkanen Atlas, 116 Winchelsea, Lord, 12, 94, 95 Woody Region, 38 _Zeolite dure_, 127 Zones of Temperature, 38 * * * * * Transcribers Notes: OE ligatures have been written as two letters. The chemical formulae in this text have subscripts written in curly brackets. For example, water appears as H{2}O. Passages in italics indicated by _underscores_. Passages in Greek indicated by ~tildes~. Printer's errors corrected and other transcription points as follows: