TY  - RPRT
TI  - Mineral resource potential map of the Burden Falls Roadless Area, Pope County, Illinois
AU  - J. S. Klasner
AU  - T. M. Kehn
AU  - R. M. Thompson
PY  - 1983
DO  - 10.3133/mf1565c
UR  - https://pubs.usgs.gov/publication/mf1565C
ID  - mf1565C
ER  -