TY  - BOOK
AU  - Byerly,Perry
TI  - Seisomology / 
U1  - 551.22 BYE. 
PY  - 1942///
CY  - New York : 
PB  - Prentice-Hall inc., 
KW  - Earthquakes
KW  - Seismometry
N1  -  Includes bibliographical references
ER  -