TY - RPRT TI - The Pleistocene eruptive history of Mount St. Helens, Washington, from 300,000 to 12,800 years before present AU - Michael A. Clynne AU - Andrew T. Calvert AU - Edward W. Wolfe AU - Russell C. Evarts AU - Robert J. Fleck AU - Marvin A. Lanphere PY - 2008 DO - 10.3133/pp175028 UR - https://pubs.usgs.gov/publication/pp175028 ID - pp175028 ER -