connected with lines of fracture, [86];

descriptive reports upon, [92];

due to adjustments between blocks of shell, [78], [79];

faults and fissures, [71];

focused at fault intersections, [87];

fountains during, [83], [86];

localized at corners of earth blocks, [87];

manifestations of changes in level, [68];

nature of shocks, [67];

of Ischia, localization of, [87];