TY - RPRT TI - Water-supply investigations in the Yukon-Tanana region, Alaska, 1907 and 1908: Fairbanks, Circle, and Rampart districts AU - Clermont Calvert Covert AU - Clarence Eugene Ellsworth PY - 1909 DO - 10.3133/wsp228 UR - https://pubs.usgs.gov/publication/wsp228 ID - wsp228 ER -