TY  - RPRT
TI  - Aeromagnetic map of parts of Pennington, Red Lake, Beltrami, Clearwater, and Polk Counties, Minnesota
AU  - Kenneth G. Books
AU  - G. M. Schwartz
AU  - J. L. Meuschke
AU  - W.J. Dempsey
PY  - 1958
DO  - 10.3133/gp146
UR  - https://pubs.usgs.gov/publication/gp146
ID  - gp146
ER  -