Catalogue of U.S. Geological Survey strong-motion records / 
compiled by Ronald L. Porcella and Josephine C. Switzer 
 - Washington :  Dept. of the Interior, U.S. Geological Survey,  1989 
 - v, 44 p. :  ill. ;  28 cm. 
 - U.S. Geological Survey circular ;  1044 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seismometry<br/>Earthquake intensity--United States--Statistics
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Verenigde Staten.
<br/><br/><label>Dewey Class. No.: </label>551.220973021