TY - RPRT TI - Geology and ground water in the Platte-Republican Rivers watershed and the Little Blue River basin above Angus, Nebraska, with a section on chemical quality of the ground water AU - C. R. Johnson AU - Robert Brennan PY - 1960 DO - 10.3133/wsp1489 UR - https://pubs.usgs.gov/publication/wsp1489 ID - wsp1489 ER -