TY - RPRT TI - Integrated Geophysical Investigation of Preferential Flow Paths at the Former Tyson Valley Powder Farm near Eureka, Missouri, May 2006 AU - Bethany L. Burton AU - Lyndsay B. Ball AU - Gregory P. Stanton AU - Christopher M. Hobza PY - 2009 DO - 10.3133/sir20085212 UR - https://pubs.usgs.gov/publication/sir20085212 ID - sir20085212 ER -