TY  - RPRT
TI  - Preliminary interpretation of an aeromagnetic survey in central and southwestern Iowa
AU  - John Richard Henderson
AU  - Isidore Zietz
AU  - Walter S. White
PY  - 1963
DO  - 10.3133/ofr6346
UR  - https://pubs.usgs.gov/publication/ofr6346
ID  - ofr6346
ER  -