TY - RPRT TI - Magnitude and frequency data for historic debris flows in Grand Canyon National Park and vicinity, Arizona AU - T.S. Melis AU - R. H. Webb AU - Peter G. Griffiths AU - T.J. Wise PY - 1995 DO - 10.3133/wri944214 UR - https://pubs.usgs.gov/publication/wri944214 ID - wri944214 ER -