Page:Great Neapolitan Earthquake of 1857 Vol 2.djvu/454

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INDEX.



Abnormal wave, what so called, i. 85.
Abnormal wave, inferences from, i. 64.
Adhesion and cohesion-cements, i. 45.
Agri and Moglia, beds of the rivers, i. 428.
Agropoli, shock at, i. 239.
Albumo, Monte, range of, i. 245.
Amalfi, quay at, examined with reference to change of level, i. 226; shock at, alarmingly felt, i. 229; no noise at, i. 229.
Amplitude of the wave, and the work stored up in it, ii. 316.
Amplitudes observed and calculated, ii. 320.
Angle of emergence, and the seismic vertical, i. 11, 18.
Angle, abnormal, found, i. 61; for greatest overthrow, i. 113; of intersection, i.387.
Animals, affections evidenced by, at the time of the shock, ii. 377.
Apertures in walls, effects of, i. 116.
Appalachian chain, ranges of the elevation of the, ii. 364.
Apses, effects of shock on, i. 87.
Arabia, Signor, best account of the Melfi earthquake of 1851 by, ii. 174.
Arches, steep emergence acting on large, i, 119.
Architectural structures, conditions of earthquake action upon, i. 25.
Architecture, general style of, in the kingdom of Naples, i. 25; loss of life and limb attributable to imperfections in, not inevitable in earthquake, i. 94.
Arch keystones worked up, example of, at Padula, i. 366.

Areas of the isoseismals, ii. 255; within which sounds heard, ii. 287.
Aritello, Valley of the, erosion in the, ii. 80; prodigious rate of denudation, ii. 81.
Artesian wells, temperature of, at Naples, ii. 311.
Atella, ancient town of, ii. 86; wave-path at, ii. 86; Lombardic church at, ii. 86; moment of shock at, ii. 87; chiesetta of St. Johanes at, ii. 88; ancient silver shrines of St. Johanes, ii. 89; relations of the calcareous and volcanic rocks near, ii. 90.
Atena, position of, i. 324; streets of, choked with rubbish of fallen buildings, i. 324; difference of effect of same shock on well and ill constructed buildings at, i. 325; fissure above, i. 328.
Auletta, good illustration of one class of fracture at, i. 73; evidences of overthrow at, i. 253; house near, i. 256; condition of, i. 260; earth fissures at, i. 263; fissures at, due to a great earthslip, i. 264; Port Cochère, on the military road, Villa Carusso, near, i. 245; view of the great valley from, i. 272.
Avigliano, position of, ii. 82; filthy condition of, ii. 82; shock at, ii. 83; castello at, ii. 83; Chiesa Madre at, ii. 83.
Azimuths of primary and secondary shocks at Certosa, difference in, i. 387.


Barielle, position of, ii. 106; severe injuries at, ii. 106; church of St. Nicole at, ii. 106; palazzo of Prince

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