Annotation of: Parkfield, California: Earthquake History

This resource is used in the Living in Earthquake Country Teaching Box, Lesson 3: "Earthquake Patterns", Activity 1: "Patterns from Parkfield". It is used as a source of seismograms for comparison of three earthquakes that occurred at Parkfield, California along the same fault in 1922, 1934, and 1966. The resource being annotated is: http://www.dlese.org/dds/catalog_DLESE-000-000-008-819.htm