TY - RPRT TI - Preliminary report on the stratigraphy and structure of the upper Oolamnagavik, Kurupa, and Etivluk Rivers area AU - Robert M. Chapman AU - G. Donald Eberlein AU - Charles D. Reynolds PY - 1950 DO - 10.3133/70222239 UR - https://pubs.usgs.gov/publication/70222239 ID - 70222239 ER -