Fan, alluvial, [213].
Farrington, O. C., cited, [29].
Fault, drag upon, [60].
Fault breccia, [60].
Fault topography, [65].
during earthquakes, [71];
earthquake, change in throw upon, [76], [77], [78];
earthquake, disappear in loose materials, [73];
earthquake, of small displacements, [74];