TY - RPRT TI - Isopach map of Quaternary and upper Tertiary strata, Norton Sound, Alaska AU - Peter J. Hoose AU - D. A. Steffy AU - Lynn D. Lybeck PY - 1981 DO - 10.3133/ofr81723 UR - https://pubs.usgs.gov/publication/ofr81723 ID - ofr81723 ER -