TY - RPRT TI - Crustal structure in the western United States; study of seismic propagation paths and regional traveltimes in the California-Nevada region AU - J. C. Roller AU - W. H. Jackson AU - J.F. Cooper AU - B.A. Martina PY - 1963 DO - 10.3133/70039283 UR - https://pubs.usgs.gov/publication/70039283 ID - 70039283 ER -