TY - RPRT TI - Preliminary report on waterpower possibilities of Bradley Lake, Alaska, with a chapter on tentative geologic conclusions on Bradley Lake power site AU - Fred A. Johnson AU - Kenneth S. Soward PY - 1956 DO - 10.3133/ofr5662 UR - https://pubs.usgs.gov/publication/ofr5662 ID - ofr5662 ER -