store.usgs.govDEPARTMENT OF THE INTERIOR US GEOLOGICAL SURVEY 20-39 Magnitude o QUATERNARY FAULTS...
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store.usgs.govDEPARTMENT OF THE INTERIOR US GEOLOGICAL SURVEY 20-39 Magnitude o QUATERNARY FAULTS AND FOLDS Younger—Known or probable Holocene and latest Pleistocene (0—30000 years