TY - RPRT TI - Preliminary report on stratigraphy and structure of the areas of the Etivluk, Kuna, and Nigu Rivers, Alaska AU - M. D. Mangus AU - R. L. Detterman AU - A.H. Lachenbruch AU - M. C. Lachenbruch PY - 1949 DO - 10.3133/70222230 UR - https://pubs.usgs.gov/publication/70222230 ID - 70222230 ER -