TY - RPRT TI - Developing solenoids for use with magnetic susceptibility well-logging systems AU - J.J. Barth AU - J. H. Scott AU - R.L. Seeley PY - 1986 DO - 10.3133/ofr86115 UR - https://pubs.usgs.gov/publication/ofr86115 ID - ofr86115 ER -