TY - BOOK AU - Gregory,Alan Frank TI - Geological interpretation of aeroradiometric data, AV - QE185 .A43 no. 66 U1 - 622.15 PY - 1960///] CY - [Ottawa] PB - Dept. of Mines and Technical Surveys, Canada KW - Radioactive prospecting N1 - Abstract in English and French; Bibliography: p. 28-29 ER -