Nemaha Ridge - Wikipedia
Nemaha Ridge and Humboldt Fault - Linda Hall Library
Current Research--Gerhard--page 7 of 13 - University of Kansas
Basement Fault Activation before Larger Earthquakes in Oklahoma …
Humboldt Fault - Wikipedia
KGS--Geophysics Series 1--Regional Interpretation of Kansas ...
Preliminary Geologic Map of the Precambrian Basement Rocks of Kansas
Seismicity and tectonic relationships of the Nemaha Uplift
An Iowa Perspective on Earthquakes - Iowa Geological Survey