TY - RPRT TI - Interpretation of data from an aerial gamma-ray survey in the Cripple Creek District, Teller County, Colorado AU - James A. Pitkin AU - Carl L. Long PY - 1977 DO - 10.3133/ofr77534 UR - https://pubs.usgs.gov/publication/ofr77534 ID - ofr77534 ER -