Volcanoes (lecture: Newton & Co., 69-85 slides, 1895)

  photographer: Slide 1, Lava Streams of Vesuvius, 1886, in the Val d'Inferno, from the top of the great cone

  photographer: Slide 2, Hollow Dyke (the first described, and the formation of which was followed) Eruption of May 2nd, 1885, Vesuvius

  photographer: Slide 3, New Lava crusted over but flowing beneath with numerous spiracles over its surface, June 15th, 1891, Vesuvius

  photographer: Slide 4, Details of Spiracles of No. 3

  photographer: Slide 5, Somma and Vesuvius as seen from the East from Terzigno, 1887

  photographer: Slide 6, Some distance above main bifurcation of Val Von Bueb

  photographer: Slide 7, Upper termination of the Vallone between 450m and 750m contour line

  photographer: Slide 8, End of Vallone di Pollena at the ridge of Somma, looking across the Atrio del Cavallo to Vesuvius

  photographer: Slide 9, A Crusted-in Lava Tunnel, containing flowing lava. Openings in top of arch give exit to vapour. Feb. 6th, 1886

  photographer: Slide 10, Cone-forming stage with ejections of lava cakes. Shows influence of wind in making cone asymmetrical. Cone of Eruption of Vesuvius, Jan. 1889

  photographer: Slide 11, Cone-forming stage with ejection of lava cakes. Cone of Eruption of Vesuvius, 1889

  photographer: Slide 12, Cone of Eruption of Vesuvius in cone-forming stage, with ejection of lava cakes. Autumn of 1888, Vesuvius

  photographer: Slide 13, Cone of Eruption of Vesuvius in cone-forming stage, ejection of lava cakes. Spring of 1888

  photographer: Slide 14, Cone of Eruption at its maximum development at the end of April, 1889, as seen from edge of 1872 crater, and looking towards the N.E.

  photographer: Slide 15, Eruptive Cone of Vesuvius, as seen from the edge of the 1872 crater, looking towards the E.

  photographer: Slide 16, Cone of Eruption of Vesuvius, from the edge of the 1872 crater, and looking towards the E.

  photographer: Slide 17, New Bifurcate Crater, looking across both in their axis towards E.S.E. [...] Vesuvius, Aug. 7th, 1886, between explosions

  photographer: Slide 18, Vesuvius with snow cap. Seen from Castel del Uovo, Naples

  photographer: Slide 19, Cone of Eruption in full perfection at the end of April, 1889, as seen from the edge of the 1892 crater, and looking towards the N.E.

  photographer: Slide 20, Cone of Eruption of Vesuvius, as seen from the edge of the 1872 crater, looking towards the E.

  photographer: Slide 21, Earthquake Phenomena. Earthquake of Ischia, 1883. Gateway on N. side of the island, showing rotation of both cap stones in same direction

  photographer: Slide 22, Rotation after Fracture of one Column, and fall of the fellow one. Earthquake of Ischia, 1881, at Casamicciola

  photographer: Slide 23, Monte Epomeo Ischia with two landslips, caused by earthquake of 1883, as seen from Mezzavia

  photographer: Slide 24, Ruins of a Volcanic Region. Pumice, tuff and rhyolite dykes. Island of Ponza, looking towards N., from just below Campo Inglese, Zannone in the distance

  photographer: Slide 25, Columnar Trachyte, Finest example known. Looking towards E. from north end of the I. of Palmarola, Ponza group

  photographer: Slide 26, Monte Nuovo (formed in two days in 1538) with half of the Lake Avernus and Temple of Apollo, from the northern cliff of Avernus

  photographer: Slide 27, Lake Lucrinus, Monte Nuovo. Monte Barbaro-Cervara, as seen looking to the N.E. from above the Stufe di Nerone

  photographer: Slide 28, Monte Barbaro, the Starza foreshore of Armstrong's Works, built thereon at Pozzuoli, as seen from the top of the great shear legs

  photographer: Slide 29, Part of the Starza with the great Trachyte Streams of Monte Olibano, as seen from near the Hotel G. Bretagne, Pozzuoli

  photographer: Slide 30, Weathering of volcanic tuff by saline solutions (sea water). Il Fungo, Lacco Ameno, Ischia

  photographer: Slide 31, Globular Basalt. Aci Castello, Sicily

  photographer: Slide 32, Columnar Dolerite. Grotta della Palombe, Etna (near Acireale)

  photographer: Slide 33, Mr Narlian's Villa in 1887, that was bombarded with volcanic projectiles from the crater of Vulcano [...] August 3rd-4th, 1888

  photographer: Slide 34, Summit of the Island of Stromboli with the smoking crater at one side, at the upper end of Lo Sciarra, 1887, June

  photographer: Slide 35, Summit of the Island of Stromboli with the crater at one side at the moment of an explosion of lava cakes. Sept., 1889; 2 years after

  photographer: Slide 36, Interior of crater of Vulcano seen from N.W. edge on September 21st, 1889; commencement of an explosion

  photographer: Slide 37, Another explosion in a less early stage

  photographer: Slide 38, Same explosion as last -- about 30 seconds later

  photographer: Slide 39, Explosion from Vulcano as seen from steamer on its way to Messina, at sunset of Sept. 23, 1889

  photographer: Slide 40, Panorama of the island of Vulcano, as seen from the Mte della Guardia Lipari, in 1887

  photographer: Slide 41, Mud spring, Krisuvik, Iceland

  photographer: Slide 42, Boiling water spring, Krisuvik, Iceland

  photographer: Slide 43, The Almanagja rift or line of collapse of the crust of the lava lake of Thingvalla

  photographer: Slide 44, Looking south over the collapsed and drifted crust of the Thingvalla lava lake, with the water lake and volcanic islands beyond [...]

  photographer: Slide 45, The Myrdals Glacier with terminal moraine and snow-field of the Myrdals Jokull, Iceland

  photographer: Slide 46, Old submarine basalt cone cut into natural archway at Dyrhölsey (Portland), S. Iceland

  photographer: Slide 47, A bird mound on the Skalm lava, S. Iceland

  photographer: Slide 48, Broken cone and lava field of the W. Skaptar Stream, Iceland

  photographer: Slide 49, A breached scoria cone that gave issue to a flood of lava. Skaptar W. Stream, Iceland

  photographer: Slide 50, Arrangements of scoria cones on great W. dyke of the Skaptar eruption. Lava field on either side

  photographer: Slide 51, Row of minute cones joining two large ones along the W. dyke of the Skaptar eruption

  photographer: Slide 52, Panorama of lava fields of the Skaptar

  photographer: Slide 53, Skaptar lava fields with conical hills (pointed and truncated in the distance)

  photographer: Slide 54, Fire and water. The Skaptadalr filled by lava, the Skaptar river meandering over surface

  photographer: Slide 55, View towards the three great Southern Jokulls from the Solfatara, near Ofoeruhofdl on the Fjallabaksvegr-sydri. Typical Icelandic scenery

  photographer: Slide 56, Corded lava -- foot of Hecla

  photographer: Slide 57, Columnar (radiating) basalt in Hruni

  photographer: Slide 58, Perched rocks on the Almanagja rift

  photographer: Slide 59, Rift. The Stapagja with snow at bottom

  photographer: Slide 60, Same taken from the interior

  photographer: Slide 61, Globular basalt. Cape Reykjanes

  photographer: Slide 62, Dolerite lava with structure etched out by natural sand blast. Road from Reykjanes to Stadr

  photographer: Slide 63, Blob cone spiracle on lava close to main road near Olafskard

  photographer: Slide 64, Rocher du St Michel Le Puy, Central France. An old tuff-choked volcanic neck denuded

  photographer: Slide 65, Puy de la Vache (Auvergne). Branched cone (typical)

  photographer: Slide 66, Puy de la Vache (Auvergne) with another neighbouring cone

  photographer: Slide 67, Typical trachyte dome of the world, Le Puy Sarconi, Auvergne

  photographer: Slide 68, Suc de Mouac, near St Julien de Chapleuil. Typical denuded columnar trachyte cone

  photographer: Slide 69, Very long Basalt Columns, Les Orgues d'Espaly Le Puy

  photographer: Slide 70, The Remains of the Funicular Railway destroyed by dry slips. The ravine in the foreground is cut out where the restaurant building stood (3rd May, 1906)

  photographer: Slide 71, Railway traversed by large Lava Stream which has buried signal-house one storey deep and caused rails to buckle by expansion (27th April, 1906)

  photographer: Slide 72, Great Cone of Vesuvius, seen from the Atrio, beneath N.W. limb of Somma escarpment, showing the new truncation and the baranco scoring of the sides as the result of the dry slip of the fragmentary eje

  photographer: Slide 73, Great Cone of Vesuvius showing its truncation as seen from Punta del Nasone, Somma (4th May, 1906)

  photographer: Slide 74, A 'Flotation Bomb' (Johnston-Lavis), with a nucleus of masonry, on new lava near Torre Annunziata (April, 1906)

  photographer: Slide 75, East End of Escarpment of Somma. Screes increased and added to by the new ejecta. Curious lines due to the subsequent rain

  photographer: Slide 76, Looking up the Atrio del Cavallo, showing the Great Cone, the Colle Umberto, and the slopes of Somma buried in lapilli and dust (ash) (4th May, 1906)

  photographer: Slide 77, View from Roof of the Observatory. The Colle Umberto in the foreground, Somma to the left, and the truncated Great Cone of Vesuvius in the distance (2nd May, 1906)

  photographer: Slide 78, New Lava that flowed along the railway cutting above Torre Annunziata (27th April, 1906)

  photographer: Slide 79, Collapse and Slipping S.S.W. side of Great Cone of Vesuvius over point of issue of the first lava stream. Taken from the Pedimentina

  photographer: Slide 80, Streets of Ottajano, showing their state; end of April, 1906

  photographer: Slide 81, Great Cone, as seen from Punta del Nasone on 4th May, 1906, at the time of a dust explosion

  photographer: Slide 82, N.N.E. Side of the Great Cone of Vesuvius, showing rift (30th April, 1906)

  photographer: Slide 83, Bridge near Boscotrecase being pushed bodily on by lava that was too viscous to drain entirely through it (28th April, 1906)

  photographer: Slide 84, First Photo Panorama of Crater after the Eruption. Taken from the N.N.E. lip (4th May, 1906)

  photographer: Slide 85, Panorama View of Great Cone of Vesuvius and E. Limb of Monte Somma, taken from the Punta del Nasone (4th May, 1906)