TY - RPRT TI - Map showing number of earthquakes per 1,000 square kilometres (400 square miles) for southeast Idaho and adjoining states, 1960-1969 AU - David L. Schleicher AU - H. R. Covington PY - 1976 DO - 10.3133/ofr76236 UR - https://pubs.usgs.gov/publication/ofr76236 ID - ofr76236 ER -