TY - RPRT TI - Transcontinental geophysical survey (35°-39° N) seismic refraction profiles of the crust and upper mantle from 100° to 112° W longitude AU - D. H. Warren PY - 1968 DO - 10.3133/i533d UR - https://pubs.usgs.gov/publication/i533D ID - i533D ER -