TY  - RPRT
TI  - Aeromagnetic map of western Marshall and northwestern Polk Counties, Minnesota
AU  - Kenneth G. Books
AU  - G. M. Schwartz
AU  - J. L. Meuschke
AU  - W.J. Dempsey
PY  - 1958
DO  - 10.3133/gp145
UR  - https://pubs.usgs.gov/publication/gp145
ID  - gp145
ER  -