TY - RPRT TI - Stratigraphy and structure of the upper Oolamnagavik, Kurupa, and Etivluk Rivers area, Alaska AU - Robert M. Chapman AU - G. Donald Eberlein PY - 1951 DO - 10.3133/70210450 UR - https://pubs.usgs.gov/publication/70210450 ID - 70210450 ER -