TY - RPRT TI - Structure contour and isopach maps of the Wolfcamp shale and Bone Spring Formation of the Delaware Basin, Permian Basin Province, New Mexico and Texas AU - Stephanie B. Gaswirth PY - 2020 DO - 10.3133/ofr20201126 UR - https://pubs.usgs.gov/publication/ofr20201126 ID - ofr20201126 ER -