TY - RPRT TI - Analytical results and conceptual model of mine drainage at the Holden Mine, Chelan County, Washington AU - J.E. Kilburn AU - D. B. Smith AU - S. J. Sutley PY - 1999 DO - 10.3133/ofr99348 UR - https://pubs.usgs.gov/publication/ofr99348 ID - ofr99348 ER -