[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] We have used attenuation tomography of the regional seismic phase Sn to characterize the uppermost mantle shear wave Q (Qs) over a large part of China. ...

This dissertation examines seismological data from regional earthquake sources in order to examine the seismological character of the crust and uppermost mantle in central and eastern United States. Firstly, site amplification ...