TY - RPRT TI - Map showing outcrops of pre-Quaternary basaltic rocks, basin and range province, Oregon AU - J. E. Jenness AU - K. A. Sargent AU - D. A. Lopez PY - 1983 DO - 10.3133/wri834120e UR - https://pubs.usgs.gov/publication/wri834120E ID - wri834120E ER -